At the A1 level, you are just starting to learn about daily activities and simple verbs. 'Wiederverwenden' might look intimidating because it is a long word, but it is actually quite simple if you break it down. 'Wieder' means 'again' and 'verwenden' is a slightly more formal version of 'benutzen' (to use). Think of it as 'using something again.' At this stage, you don't need to worry about complex grammar. Just remember that in a basic sentence, the 'wieder' part likes to jump to the end of the sentence. For example, if you want to say 'I reuse the bag,' you say 'Ich verwende die Tüte wieder.' It is a great word to know if you go shopping in Germany because everyone uses cloth bags (Stofftaschen) instead of plastic ones. You can show your eco-friendly side right away! You might also see this word on signs in parks or public places telling people not to throw things away. Just focus on the idea of 'again + use' and you will remember it easily. It's a 'separable verb,' which is a special type of German verb that you will learn more about as you progress. For now, just think of it as a two-part verb where the first part moves to the end of the sentence.
At the A2 level, you are beginning to form more complex sentences and talk about the environment or your daily habits. 'Wiederverwenden' is very useful here. You should start practicing the 'Perfekt' tense (the past tense used in speaking). Remember that the past participle is 'wiederverwendet.' You don't add a 'ge' in the middle! So, 'I have reused the bottle' is 'Ich habe die Flasche wiederverwendet.' You will also start using modal verbs like 'können' (can) or 'müssen' (must). When you use these, 'wiederverwenden' stays as one whole word at the end of the sentence. For example, 'Wir müssen das Papier wiederverwenden' (We must reuse the paper). This is much easier than the present tense! You might also learn about 'Mülltrennung' (waste separation) in Germany. Knowing the difference between throwing something away (wegwerfen) and reusing it (wiederverwenden) is a basic part of life in a German-speaking country. You can use this word to talk about your hobbies, like if you like to make things out of old materials. It's a practical word that helps you describe a lifestyle that is very common in Europe.
At the B1 level, 'wiederverwenden' becomes a key vocabulary item for discussing social issues and the environment. You are expected to be able to explain your opinion on sustainability and climate change. Using this verb correctly shows that you have moved beyond basic 'A-level' vocabulary. You should be comfortable with the 'zu' infinitive construction: 'Es ist wichtig, Plastikflaschen wiederzuverwenden.' Notice how the 'zu' is sandwiched between the prefix and the verb. This level also requires you to understand subordinate clauses. For example, 'Ich finde es gut, weil wir dadurch Ressourcen wiederverwenden.' The verb stays joined at the end of the clause. You should also start to distinguish 'wiederverwenden' from its cousins like 'wiederverwerten' (to recycle materials) and 'umfunktionieren' (to repurpose). Being precise with these terms will help you score higher on speaking and writing exams. You might encounter this word in reading passages about the 'Kreislaufwirtschaft' (circular economy) or in listening exercises where someone is giving advice on how to live a more 'grüner' (greener) lifestyle. It's a versatile verb that bridges the gap between everyday talk and more professional or academic discussion.
At the B2 level, you should use 'wiederverwenden' with complete confidence in all grammatical forms, including the passive voice. 'Das Wasser wird in diesem Prozess wiederverwendet' (The water is reused in this process). This is common in technical or scientific descriptions. You should also be able to use the noun form, 'die Wiederverwendung,' and understand its role in compound nouns like 'Wiederverwendungsrate' (reuse rate). At this level, you are expected to handle abstract topics. You might talk about the 'Wiederverwendung von Daten' (reuse of data) in a professional setting or the 'Wiederverwendung von Motiven' (reuse of motifs) in literature or film. The word is no longer just about bottles and bags; it's about the efficient use of any resource. You should be able to argue for or against certain reuse policies and use synonyms like 'aufbereiten' (to refurbish) or 'instand setzen' (to repair/restore) to add variety to your speech. Your understanding of the word should include its nuances in different registers—from a casual DIY conversation to a formal environmental report. Mastering the subtle differences between this and 'nachhaltig nutzen' will show a high degree of linguistic maturity.
At the C1 level, 'wiederverwenden' is a word you use fluently and precisely within complex arguments. You are expected to understand its implications in the context of global economic models, such as the 'Cradle-to-Cradle' principle. You might use it in a debate about the 'Wegwerfgesellschaft' (throwaway society), discussing the psychological and economic barriers to 'Wiederverwendung.' Your grammatical usage should be flawless, including more advanced structures like the 'Partizip I' as an adjective: 'das wiederzuverwendende Material' (the material to be reused). This is a very formal structure used in technical documentation. You should also be aware of the stylistic choices between using the verb and the noun. In academic writing, 'die Wiederverwendung von Komponenten' might be preferred over the verbal form. You should also be able to recognize the word in idiomatic or metaphorical contexts, although 'wiederverwenden' is mostly literal. However, you might hear it used sarcastically about someone 'reusing' old excuses or arguments. At this level, the word is a tool for precise, nuanced communication in professional, academic, and social spheres, reflecting a deep understanding of German cultural and environmental priorities.
At the C2 level, you have a near-native command of 'wiederverwenden' and its place within the vast landscape of the German language. You understand not only the technical and environmental applications but also the philosophical nuances of reuse versus innovation. You can effortlessly switch between the verb and its various derivatives, like 'Wiederverwendbarkeit' (reusability), in highly specialized contexts like software architecture or complex legal frameworks regarding waste management. You might analyze how the concept of 'Wiederverwendung' has evolved in German history, from the post-war 'Mangelwirtschaft' (economy of scarcity) to the modern 'Nachhaltigkeitsbewegung' (sustainability movement). Your use of the word is characterized by perfect placement and the ability to pair it with sophisticated collocations and idiomatic expressions. You can write policy papers, scientific articles, or literary critiques where the concept of 'Wiederverwendung' is central, using it to build intricate and persuasive arguments. At this stage, the word is part of your intuitive linguistic repertoire, used with the same ease and precision as a native speaker who is well-versed in contemporary social and technical discourse.

wiederverwenden 30秒で

  • Wiederverwenden is a separable German verb meaning 'to reuse' physical objects, resources, or digital components like code to promote sustainability and efficiency.
  • Grammatically, it is separable (wieder + verwenden), and its past participle is 'wiederverwendet' (no -ge-), making it unique among many German verbs.
  • It differs from 'recyclen' because it implies keeping the object's original shape rather than breaking it down into raw materials for industrial processing.
  • Commonly heard in supermarkets, DIY contexts, and professional settings, it is a key B1-level word for discussing environmental protection and modern lifestyle choices.

The German verb wiederverwenden is a cornerstone of modern ecological discourse in German-speaking countries. At its simplest level, it translates to the English verb 'to reuse.' However, to truly understand its application, one must look at the cultural obsession with sustainability (Nachhaltigkeit) in Germany, Austria, and Switzerland. Unlike 'recyclen,' which often implies breaking an object down into its raw materials to create something new, wiederverwenden implies taking an object and using it again for its original purpose or a similar one without destroying its fundamental form.

Core Concept
The act of using an item multiple times to extend its lifecycle and reduce waste.
Grammatical Type
Separable prefix verb (trennbares Verb): 'wieder' + 'verwenden'.

In everyday life, you will encounter this word when discussing household chores, shopping habits, or environmental policies. If you carry a cloth bag to the supermarket instead of buying a plastic one, you are performing an act of Wiederverwendung. The verb is highly productive because it combines the prefix 'wieder-' (again) with 'verwenden' (to use/employ). While 'benutzen' is another common word for 'to use,' 'verwenden' often carries a slightly more formal or purposeful tone, making wiederverwenden the standard choice for technical, environmental, and official contexts.

Wir sollten diese Glasflaschen nicht wegwerfen, sondern sie wiederverwenden.

Beyond physical objects, the word can also be applied to data, code, or ideas in a professional setting. A software developer might 'wiederverwenden' a piece of code to save time. A teacher might 'wiederverwenden' a lesson plan from the previous year. This versatility makes it an essential B1-level word, as it bridges the gap between basic daily vocabulary and more specialized professional or academic language. The German mindset regarding 'Müllvermeidung' (waste avoidance) ensures that this word appears in almost every conversation regarding lifestyle and ethics.

Ein guter Programmierer wird versuchen, seinen Code so oft wie möglich zu wiederverwenden.

Common Contexts
Environmental protection, software engineering, household management, and industrial manufacturing.

It is important to distinguish this from 'wiederverwerten.' While both are related to recycling, 'wiederverwerten' often refers to the industrial process of material recovery. If you melt down glass to make new bottles, that is 'Wiederverwertung.' If you simply wash the bottle and refill it, that is 'Wiederverwendung.' This distinction is crucial for precise communication in German, reflecting the language's tendency toward high specificity in technical and environmental matters.

In der Kreislaufwirtschaft ist es das Ziel, Produkte so lange wie möglich wiederzuverwenden.

In summary, wiederverwenden is a verb that resonates deeply with the values of efficiency and conservation. Whether you are talking about saving the planet or just saving money, this word provides the necessary linguistic tool to describe the act of giving a second life to objects and resources. Mastering its separable nature and its subtle differences from related verbs will significantly enhance your B1 proficiency and allow you to participate in meaningful discussions about the future of our environment.

Using wiederverwenden correctly requires a firm grasp of German syntax, particularly the rules governing separable verbs. Because the prefix 'wieder-' is separable, it detaches from the main verb 'verwenden' in simple present and simple past indicative sentences, migrating to the end of the clause. This can be challenging for English speakers who are used to keeping the components of a verb together.

Present Tense
Ich verwende die Tüte wieder. (I am reusing the bag.)
Perfect Tense
Ich habe die Tüte wiederverwendet. (I reused the bag.)

When you use a modal verb, such as 'können' (can) or 'müssen' (must), the verb wiederverwenden stays together in its infinitive form at the end of the sentence. This is often the easiest way for learners to use the word. For example: 'Du kannst diesen Karton wiederverwenden.' This structure is very common in instructions or recommendations where you are advising someone on how to handle resources.

Man muss die alten Materialien wiederverwenden, um Kosten zu sparen.

In subordinate clauses (sentences starting with 'weil', 'dass', 'wenn', etc.), the entire verb moves to the end of the clause and remains joined. For instance: 'Ich freue mich, dass wir diese Möbel wiederverwenden.' This is a key rule to remember for B1 level exams, as it demonstrates your ability to handle complex sentence structures. Furthermore, the past participle is 'wiederverwendet'. Unlike many other verbs, it does not take an extra '-ge-' in the middle because 'verwenden' itself is a verb that typically takes 'ver-' as an inseparable prefix, but here the 'wieder-' acts as the primary separable part.

Another important grammatical aspect is the 'zu' infinitive. If you are saying 'It is important to reuse...', you must place 'zu' between the prefix and the stem: 'Es ist wichtig, diese Ressourcen wiederzuverwenden.' This specific construction is very frequent in formal writing and environmental manifestos. It shows a high level of grammatical control and is a hallmark of reaching the B1 threshold.

Hast du vor, die alten Komponenten für dein neues Projekt wiederzuverwenden?

Passive Voice
Die Flaschen werden in der Fabrik wiederverwendet. (The bottles are being reused in the factory.)

Finally, consider the imperative. If you are telling someone to reuse something, you would say: 'Verwende das Papier bitte wieder!' (Reuse the paper, please!). Here, the separation is mandatory. By practicing these different forms—simple present, modal, subordinate, and imperative—you will build the muscle memory needed to use wiederverwenden naturally in any conversation about saving resources or being efficient.

In Germany, the concept of 'Sustainability' is not just a buzzword; it is a way of life. Consequently, you will hear wiederverwenden in a variety of real-world scenarios. One of the most common places is the supermarket. While the 'Pfandsystem' (bottle deposit system) usually involves 'wiederverwerten' (recycling the material), many bottles are 'Mehrwegflaschen' (multi-use bottles) which are literally cleaned and wiederverwendet. You might hear a clerk or a fellow shopper talk about the benefits of choosing these bottles over 'Einwegflaschen' (single-use bottles).

Diese Flaschen sind für die Wiederverwendung gedacht, also bringen Sie sie bitte zurück.

In the workplace, particularly in the tech and engineering sectors, wiederverwenden is a standard term. In software development, 'Code-Wiederverwendung' (code reuse) is a primary goal to ensure efficiency and reduce errors. During a sprint planning meeting, a lead developer might say, 'Können wir das Modul vom letzten Projekt wiederverwenden?' This indicates a desire to work smarter, not harder. In manufacturing, you'll hear it regarding 'Ersatzteile' (spare parts) or packaging materials like 'Paletten' (pallets) which are designed to be used hundreds of times.

TV & Media
News reports on the 'Klimakrise' (climate crisis) frequently urge citizens to 'wiederverwenden statt wegwerfen' (reuse instead of throwing away).

At home, parents often use this word with children to teach them the value of things. If a child wants a new toy, a parent might suggest wiederverwenden old cardboard boxes to build a castle. This 'Upcycling' culture is huge in Germany, and you'll find countless blogs and YouTube channels dedicated to 'Dinge wiederverwenden.' The word carries a positive, creative connotation here, suggesting that an object's life isn't over just because its original use has ended.

Schau mal, wir können diese alten Marmeladengläser als Kerzenhalter wiederverwenden!

Finally, in the context of fashion, the 'Second-Hand' movement in cities like Berlin or Hamburg is often described using this verb. People talk about 'Kleidung wiederverwenden' to fight against 'Fast Fashion.' You will see signs in vintage shops or at 'Flohmärkte' (flea markets) that emphasize the ecological benefits of buying used goods. In these contexts, using the word wiederverwenden signals that you are part of a conscious, environmentally-aware community. It is a word that connects personal habits to global issues.

Even though wiederverwenden seems straightforward, English speakers often fall into several common traps. The most frequent error involves the word order of this separable verb. Because English doesn't separate its verbs in this way (we don't say 'I use the bag again-ly'), learners often forget to move 'wieder' to the end of the sentence. They might say *'Ich wiederverwende die Tüte'*, which sounds like a mistake made by a beginner. Correct: 'Ich verwende die Tüte wieder.'

Mistake #1
Incorrect: Ich habe die Tüte gewiederverwendet. Correct: Ich habe die Tüte wiederverwendet.

The second major mistake is the formation of the past participle. Many learners try to add the prefix 'ge-' because they know it's a standard part of the Perfekt tense. However, since 'verwenden' already starts with the inseparable prefix 'ver-', it does not take 'ge-'. Adding 'wieder' doesn't change this rule. So, *'wiedergeverwendet'* is incorrect. The correct form is simply 'wiederverwendet'. This is a nuance that even B2 learners occasionally struggle with, so mastering it at B1 will make you sound very advanced.

Falsch: Hast du das Papier wiedergeverwendet? Richtig: Hast du das Papier wiederverwendet?

Another confusion arises between wiederverwenden and wiederholen. While 'wieder' means 'again' in both, 'wiederholen' means 'to repeat' (like repeating a word or a grade in school). You cannot 'reuse' a sentence in the same way you 'reuse' a bottle. If you want to say a sentence again, use 'wiederholen'. If you want to use a physical object or a resource again, use wiederverwenden. Using 'wiederholen' for a bottle would sound like you are physically going back to get the bottle again, rather than using it for a second time.

Lastly, learners often mix up 'recyclen' and wiederverwenden. In English, we sometimes use 'recycle' as a catch-all term for anything eco-friendly. In German, 'recyclen' (or 'wiederverwerten') specifically means the industrial process of breaking down materials. If you use a yogurt jar to store pens, you are wiederverwenden it, not 'recycling' it in the strict German sense. Precision in these terms is highly valued in German culture, and using the wrong one might lead to slight misunderstandings about what you actually did with the object.

Mistake #2
Using 'wiederverwenden' for an action. Incorrect: Ich werde meine Frage wiederverwenden. Correct: Ich werde meine Frage wiederholen.

To avoid these mistakes, always visualize the physical object you are using. If it stays in its original form, it's wiederverwenden. If you are doing something again, it's wiederholen. And always check your word order—put that 'wieder' at the end like a period at the end of a sentence!

To expand your German vocabulary beyond wiederverwenden, it is helpful to look at related verbs that describe similar actions but with different nuances. The most direct alternative is noch einmal benutzen (to use once more). This is more colloquial and less formal than wiederverwenden. While wiederverwenden sounds like a conscious choice for sustainability, noch einmal benutzen is just a simple statement of action.

Wiederverwenden vs. Wiederverwerten
Wiederverwenden: Keeping the object as it is (e.g., refilling a bottle).
Wiederverwerten: Processing the material (e.g., melting the bottle to make new glass).

Another interesting synonym is aufbereiten. This verb means 'to reprocess' or 'to refurbish.' If you take an old computer, clean it, fix the software, and sell it again, you are 'aufbereiten' the computer. It implies a bit more work than just 'wiederverwenden,' which can be as simple as using a bag twice. In a professional context, you might also hear recyceln (loanword from English), which is almost exclusively used for the industrial recycling process.

Wir können das Wasser in der Fabrik aufbereiten und dann wiederverwenden.

For creative contexts, umfunktionieren (to repurpose/convert) is a fantastic word. This is what you do when you turn an old ladder into a bookshelf. You are technically 'wiederverwenden' the material, but 'umfunktionieren' describes the transformation of the object's purpose. This is a very popular word in the DIY (Do-it-yourself) and 'Heimwerker' communities in Germany. It suggests a level of ingenuity and creativity that wiederverwenden lacks.

In formal or scientific texts, you might encounter reutilisieren. This is a Latin-based synonym that is very rare in spoken German but appears in academic papers or technical manuals. For a B1 learner, sticking to wiederverwenden is much safer and more natural. However, knowing that nutzen and gebrauchen are the root verbs for 'to use' helps you understand why wiederverwenden and wiedergebrauchen (less common) exist.

Comparison Table
  • Wiederverwenden: General reuse of objects.
  • Umfunktionieren: Creative reuse for a new purpose.
  • Aufbereiten: Cleaning/fixing before reuse.
  • Wiederverwerten: Breaking down materials for recycling.

By choosing the right word, you show that you understand the nuances of the German language. While wiederverwenden is your 'workhorse' word for reuse, adding umfunktionieren or aufbereiten to your vocabulary will allow you to describe more specific actions and impress native speakers with your precision.

How Formal Is It?

豆知識

The word 'wieder' and the English 'with' actually share a very distant root, though they mean different things now. In German, 'wieder' used to mean 'against' (still seen in 'widerlich'), but evolved to mean 'again'.

発音ガイド

UK /ˈviːdɐfɛɐ̯ˌvɛndn̩/
US /ˈvidərfɛrˌvɛndən/
Primary stress is on the first syllable 'wie'. Secondary stress is on 'ven'.
韻が合う語
wenden senden beenden spenden blenden händen wänden pfänden
よくある間違い
  • Pronouncing 'v' as 'v' instead of 'f' in 'ver-'. In German, 'v' in 'ver-' is always an 'f' sound.
  • Pronouncing 'w' as 'w' (English) instead of 'v' (German). 'Wieder' starts with a 'v' sound.
  • Missing the nasal 'n' at the end of 'verwenden'.
  • Stressing the 'ver' instead of the 'wie'.
  • Treating it as inseparable and not moving 'wieder' to the end.

難易度

読解 3/5

Easy to recognize because of the 'wieder' and 'verwenden' parts.

ライティング 5/5

Tricky due to separable prefix rules and the lack of '-ge-' in the past participle.

スピーキング 4/5

Requires practice to correctly place 'wieder' at the end of the sentence.

リスニング 3/5

Clearly pronounced, but the separation can confuse beginners.

次に学ぶべきこと

前提知識

wieder verwenden benutzen die Tasche die Flasche

次に学ぶ

wiederverwerten aufbereiten nachhaltig die Kreislaufwirtschaft umweltfreundlich

上級

die Ressourceneffizienz die Obsoleszenz die Instandhaltung die Dekonstruktion die Reutilisierung

知っておくべき文法

Separable Verbs (Trennbare Verben)

Ich verwende es wieder. (The prefix 'wieder' moves to the end in present/past tense.)

Infinitive with 'zu' in Separable Verbs

Es ist gut, es wiederzuverwenden. (The 'zu' goes between prefix and verb.)

Past Participle of Verbs with 'ver-'

Ich habe es wiederverwendet. (No 'ge-' is added because 'ver-' is an inseparable prefix.)

Modal Verbs and Infinitives

Wir müssen es wiederverwenden. (The verb stays joined at the end.)

Subordinate Clauses (Nebensätze)

...weil wir es wiederverwenden. (The verb stays joined at the end of the clause.)

レベル別の例文

1

Ich verwende die Tasche wieder.

I reuse the bag.

Separable verb: 'wieder' goes to the end.

2

Kannst du das Glas wiederverwenden?

Can you reuse the glass?

With modal verb 'kannst', the verb stays together at the end.

3

Wir verwenden das Papier wieder.

We are reusing the paper.

Present tense plural.

4

Verwende die Flasche bitte wieder!

Please reuse the bottle!

Imperative form.

5

Er verwendet den Karton wieder.

He reuses the cardboard box.

Third person singular.

6

Nicht wegwerfen, sondern wiederverwenden.

Don't throw away, but reuse.

Infinitive as a command.

7

Ich möchte das Plastik wiederverwenden.

I want to reuse the plastic.

Modal verb 'möchte' + infinitive.

8

Sie verwendet die alten Dosen wieder.

She reuses the old cans.

Separable prefix in present tense.

1

Hast du die Tüte wiederverwendet?

Did you reuse the bag?

Perfekt tense. Note: No 'ge' in 'wiederverwendet'.

2

Wir haben die Möbel wiederverwendet.

We reused the furniture.

Perfekt tense with 'haben'.

3

Man kann alte Kleidung wiederverwenden.

One can reuse old clothes.

Impersonal 'man' + modal verb.

4

Ich wollte den Umschlag wiederverwenden.

I wanted to reuse the envelope.

Präteritum (past tense) of modal verb.

5

Warum verwendest du das nicht wieder?

Why don't you reuse that?

Question with separable verb.

6

Es ist gut, Kartons wiederzuverwenden.

It is good to reuse boxes.

Infinitiv mit 'zu': 'wieder-zu-verwenden'.

7

Sie hat die Flasche oft wiederverwendet.

She has reused the bottle often.

Perfekt tense with adverb 'oft'.

8

Wir sollten diese Reste wiederverwenden.

We should reuse these leftovers.

Modal verb 'sollten' (should).

1

Es ist wichtig, Ressourcen wiederzuverwenden.

It is important to reuse resources.

Formal 'Es ist wichtig' + 'zu' infinitive.

2

Ich versuche, so viel wie möglich wiederzuverwenden.

I try to reuse as much as possible.

Infinitive clause with 'versuchen'.

3

Wenn wir Dinge wiederverwenden, sparen wir Geld.

When we reuse things, we save money.

Subordinate clause with 'wenn'.

4

Diese Bauteile lassen sich leicht wiederverwenden.

These components can be easily reused.

'lassen sich' + infinitive (passive substitute).

5

Die Firma hat beschlossen, den Code wiederzuverwenden.

The company decided to reuse the code.

Verb 'beschließen' + 'zu' infinitive.

6

Anstatt sie wegzuwerfen, sollten wir sie wiederverwenden.

Instead of throwing them away, we should reuse them.

'Anstatt... zu' construction.

7

In der Küche kann man viele Behälter wiederverwenden.

In the kitchen, one can reuse many containers.

Modal verb in a prepositional phrase.

8

Ich habe gelernt, wie man alte Reifen wiederverwendet.

I learned how to reuse old tires.

Indirect question with 'wie'.

1

Das Unternehmen setzt auf die Wiederverwendung von Abfall.

The company relies on the reuse of waste.

Noun form 'Wiederverwendung'.

2

Die Materialien werden nach der Reinigung wiederverwendet.

The materials are reused after cleaning.

Passive voice: 'werden' + past participle.

3

Es mangelt an Möglichkeiten, diese Akkus wiederzuverwenden.

There is a lack of possibilities to reuse these batteries.

Abstract noun 'Möglichkeiten' + 'zu' infinitive.

4

Durch die Wiederverwendung sinken die Produktionskosten.

Through reuse, production costs decrease.

Preposition 'durch' + noun.

5

Man sollte prüfen, ob die Software wiederverwendet werden kann.

One should check whether the software can be reused.

Subordinate clause with 'ob' + passive modal.

6

Die Wiederverwendung von Baustoffen schont die Umwelt.

The reuse of building materials protects the environment.

Genitive case or 'von' + dative.

7

Obwohl es teurer ist, verwenden wir die Teile wieder.

Although it is more expensive, we reuse the parts.

Concessive clause with 'obwohl'.

8

Nachhaltigkeit bedeutet auch, Produkte wiederzuverwenden.

Sustainability also means reusing products.

Verb 'bedeuten' + 'zu' infinitive.

1

Die Wiederverwendbarkeit ist ein zentrales Kriterium.

Reusability is a central criterion.

Noun 'Wiederverwendbarkeit'.

2

Wir müssen die Wiederverwendung von Komponenten forcieren.

We must push for the reuse of components.

Advanced verb 'forcieren'.

3

Das wiederzuverwendende Material muss hohen Standards entsprechen.

The material to be reused must meet high standards.

Gerundive/Future passive participle: 'wiederzuverwendende'.

4

Die Wiederverwendung stellt eine ökologische Notwendigkeit dar.

Reuse represents an ecological necessity.

Separable verb 'darstellen' + noun.

5

Oft scheitert die Wiederverwendung an rechtlichen Hürden.

Often, reuse fails due to legal hurdles.

Verb 'scheitern an' + dative.

6

In der Industrie ist die Wiederverwendung von Abwärme üblich.

In industry, the reuse of waste heat is common.

Technical context.

7

Man plädiert für eine effiziente Wiederverwendung von Daten.

One advocates for an efficient reuse of data.

Advanced verb 'plädieren für'.

8

Die Wiederverwendung alter Bausubstanz ist architektonisch reizvoll.

The reuse of old building fabric is architecturally appealing.

Sophisticated vocabulary 'Bausubstanz'.

1

Die Wiederverwendung fungiert als Paradigma der Kreislaufwirtschaft.

Reuse functions as a paradigm of the circular economy.

Academic register.

2

Man sollte die Wiederverwendung bestehender Strukturen nicht unterschätzen.

One should not underestimate the reuse of existing structures.

Litotes/Understatement.

3

Die Wiederverwendung von Narrativen ist ein Merkmal der Postmoderne.

The reuse of narratives is a characteristic of postmodernism.

Abstract/Literary context.

4

Es bedarf einer Strategie zur systematischen Wiederverwendung.

A strategy for systematic reuse is required.

Verb 'bedürfen' + genitive.

5

Die Wiederverwendung von Ressourcen ist ethisch unumgänglich.

The reuse of resources is ethically unavoidable.

Philosophical tone.

6

Trotz technologischer Hürden bleibt die Wiederverwendung das Ziel.

Despite technological hurdles, reuse remains the goal.

Preposition 'trotz' + genitive.

7

Die Wiederverwendung von Abfallprodukten ist ökonomisch lukrativ.

The reuse of waste products is economically lucrative.

Business register.

8

Eine konsequente Wiederverwendung erfordert ein Umdenken.

Consistent reuse requires a change in thinking.

Abstract concept 'Umdenken'.

よく使う組み合わせ

Plastiktüten wiederverwenden
Code wiederverwenden
Materialien wiederverwenden
Glasflaschen wiederverwenden
Daten wiederverwenden
Verpackungen wiederverwenden
Abwärme wiederverwenden
Baustoffe wiederverwenden
Komponenten wiederverwenden
Ressourcen wiederverwenden

よく使うフレーズ

Wiederverwenden statt wegwerfen

— A popular slogan encouraging people to reuse items instead of trashing them.

Unser Motto lautet: Wiederverwenden statt wegwerfen!

Zur Wiederverwendung geeignet

— Often found on product labels indicating that an item can be reused.

Dieser Behälter ist zur Wiederverwendung geeignet.

Mehrfach wiederverwenden

— To reuse something multiple times.

Diesen Filter kann man mehrfach wiederverwenden.

Sinnvoll wiederverwenden

— To reuse something in a meaningful or logical way.

Wie können wir diese Reste sinnvoll wiederverwenden?

Einfach wiederzuverwenden

— Something that is easy to reuse.

Die Software ist modular und daher einfach wiederzuverwenden.

Systematisch wiederverwenden

— To reuse things as part of a planned system.

Wir müssen unsere Ressourcen systematisch wiederverwenden.

Teilweise wiederverwenden

— To reuse only some parts of an object or resource.

Die alten Mauern wurden teilweise wiederverwendet.

Kreativ wiederverwenden

— To reuse something in an imaginative or artistic way.

Sie hat die alten Dosen kreativ wiederverwendet.

Technisch wiederverwenden

— To reuse something in a technical or industrial capacity.

Das Öl wird technisch wiederverwendet.

Kostenlos wiederverwenden

— To reuse something without incurring any cost.

Man kann die Vorlagen kostenlos wiederverwenden.

よく混同される語

wiederverwenden vs wiederholen

Wiederholen means to repeat an action or words. Wiederverwenden means to use a physical object again.

wiederverwenden vs wiederverwerten

Wiederverwerten usually refers to industrial recycling (material recovery), while wiederverwenden is simple reuse of the object.

wiederverwenden vs recyclen

Recyclen is often used for the whole process of waste management, but specifically means breaking down materials.

慣用句と表現

"Alten Wein in neuen Schläuchen"

— Metaphorically 'reusing' old ideas and presenting them as new. Not using the verb directly, but related to the concept.

Sein neues Buch ist nur alter Wein in neuen Schläuchen.

literary/journalistic
"Alles wiederverwerten"

— A phrase used for someone who is extremely frugal or zero-waste.

Meine Oma hat früher wirklich alles wiederverwendet.

colloquial
"Den Bogen überspannen"

— Not directly related, but often used when someone tries to 'reuse' an excuse too many times.

Du hast diese Ausrede schon zu oft wiederverwendet, jetzt hast du den Bogen überspannt.

informal
"Das Rad neu erfinden"

— The opposite of reusing; to waste time creating something that already exists.

Wir müssen das Rad nicht neu erfinden, wir können den alten Plan wiederverwenden.

business/professional
"Aus alt mach neu"

— A common idiom for upcycling and reusing items.

Ihr Hobby ist 'Aus alt mach neu' – sie verwendet alles wieder.

popular culture
"In neuem Glanz erstrahlen"

— Often used when something old is refurbished and reused.

Das wiederverwendete Holz lässt den Tisch in neuem Glanz erstrahlen.

elevated
"Wieder aufwärmen"

— Literally 'to reheat', but often used for 'reusing' old stories or relationships.

Sie haben ihre alte Beziehung wieder aufgewärmt.

informal
"Zweites Leben schenken"

— To give something a 'second life' by reusing it.

Wir schenken diesen alten Reifen ein zweites Leben.

poetic/marketing
"Nachhaltig handeln"

— To act sustainably, which always implies reusing (wiederverwenden).

Wer wiederverwendet, handelt nachhaltig.

formal
"In den Kreislauf zurückführen"

— To return something to the cycle (reuse or recycle).

Wir müssen diese Materialien in den Kreislauf zurückführen.

technical/political

間違えやすい

wiederverwenden vs wiederholen

Both start with 'wieder' and relate to doing something again.

Wiederholen is for abstract things like lessons, words, or mistakes. Wiederverwenden is for tangible resources or items.

Ich wiederhole die Vokabeln, aber ich verwende das Buch wieder.

wiederverwenden vs wiederverwerten

They sound very similar and both relate to sustainability.

Verwenden = use (keep form). Verwerten = utilize (often involves changing the form, like melting glass).

Wir verwenden die Flasche wieder, aber wir verwerten das Altmetall wieder.

wiederverwenden vs anwenden

Both share the root 'verwenden/wenden'.

Anwenden means 'to apply' a rule, a method, or a medicine. Wiederverwenden is strictly 'to use again'.

Ich wende die neue Regel an, wenn ich den Code wiederverwende.

wiederverwenden vs benutzen

Both mean 'to use'.

Benutzen is more general. Verwenden is slightly more formal and often implies 'using for a purpose'.

Ich benutze den Hammer, aber ich verwende das Material wieder.

wiederverwenden vs gebrauchen

Another synonym for 'to use'.

Gebrauchen often implies needing something or something being useful ('zu gebrauchen sein').

Ich kann diese alten Bretter noch gut gebrauchen und werde sie wiederverwenden.

文型パターン

A1

Ich verwende [Objekt] wieder.

Ich verwende die Flasche wieder.

A2

Ich habe [Objekt] wiederverwendet.

Ich habe den Karton wiederverwendet.

B1

Man kann [Objekt] wiederverwenden.

Man kann diese Gläser wiederverwenden.

B1

Es ist wichtig, [Objekt] wiederzuverwenden.

Es ist wichtig, Papier wiederzuverwenden.

B2

Die [Objekt] werden wiederverwendet.

Die Paletten werden wiederverwendet.

B2

Durch die Wiederverwendung von [Objekt]...

Durch die Wiederverwendung von Wasser sparen wir Geld.

C1

Das wiederzuverwendende [Objekt]...

Das wiederzuverwendende Material ist im Lager.

C2

Die Wiederverwendung fungiert als...

Die Wiederverwendung fungiert als Grundpfeiler der Strategie.

語族

名詞

die Wiederverwendung
die Wiederverwendbarkeit
der Wiederverwender

動詞

verwenden
anwenden
abwenden
aufwenden
entwenden

形容詞

wiederverwendbar
verwendbar
unverwendbar

関連

die Nachhaltigkeit
das Recycling
die Ressource
die Kreislaufwirtschaft
die Müllvermeidung

使い方

frequency

Very high in environmental, technical, and domestic contexts.

よくある間違い
  • Ich wiederverwende die Tüte. Ich verwende die Tüte wieder.

    Wiederverwenden is a separable verb. In the present tense, the prefix 'wieder' must move to the end of the sentence.

  • Ich habe die Flasche wiedergeverwendet. Ich habe die Flasche wiederverwendet.

    The base verb 'verwenden' has an inseparable prefix 'ver-', which prevents the addition of 'ge-' in the past participle.

  • Ich muss die Tasche wiederholen. Ich muss die Tasche wiederverwenden.

    Wiederholen means 'to repeat' or 'to fetch back'. Wiederverwenden means 'to use again'.

  • Es ist wichtig, Plastik zu wiederverwenden. Es ist wichtig, Plastik wiederzuverwenden.

    In an infinitive clause, the 'zu' must be placed between the separable prefix and the verb stem.

  • Wir recyclen diese Gläser. Wir verwenden diese Gläser wieder.

    While 'recyclen' is understood, 'wiederverwenden' is more accurate if you are just washing and refilling the jars without changing their form.

ヒント

Separable Verb Rule

Remember the 'Boomerang Rule'. The 'wieder' flies to the end of the sentence and only comes back to the verb in the infinitive or past participle forms. Practice: 'Ich verwende... wieder.'

Eco-Friendly Context

Use this word when talking about 'Nachhaltigkeit' (sustainability). It's a high-value word in German culture and makes you sound socially conscious.

The 'V' is an 'F'

In 'verwenden', the 'v' is pronounced like an 'f'. Many English speakers say it like a 'v', but 'f-er-wenden' is the correct German way.

Past Participle Alert

Avoid the common mistake of writing 'wiedergeverwendet'. Because 'ver-' is already there, the 'ge-' is forbidden. It's just 'wiederverwendet'.

Upcycling

If you are reusing something creatively (like a tire as a swing), you can also use 'umfunktionieren'. This adds variety to your descriptions.

B1 Exam Tip

In the B1 speaking exam, if the topic is 'Umwelt', use 'wiederverwenden'. It's exactly the kind of specific vocabulary examiners look for.

Listen for the End

In German, you often have to wait until the very last word of a sentence to understand the full meaning. 'Wieder' is that crucial last word here.

Pfand System

Understand that 'Mehrweg' (multi-way) bottles are specifically for 'Wiederverwendung'. This is a huge part of German daily life.

Literal Meaning

Wieder (again) + verwenden (to use). If you can remember these two parts, you will never forget the whole word.

Noun Compounds

In professional German, you can combine this with almost anything: 'Codewiederverwendung', 'Abfallwiederverwendung'. It's very flexible!

暗記しよう

記憶術

Imagine a 'Wieder' (Vee-der) bird that keeps 'Verwenden' (Using) the same nest every year. Wieder + Verwenden = Reuse.

視覚的連想

Visualize two green arrows forming a circle. Inside the circle, write the word 'WIEDER'. This represents the cycle of reuse.

Word Web

Umwelt Tasche Flasche Code Sparen Nachhaltig Glas Papier

チャレンジ

Try to find three things in your room right now that you can 'wiederverwenden'. Say the sentence out loud: 'Ich kann dieses [Objekt] wiederverwenden!'

語源

Formed from the German prefix 'wieder-' (again/back) and the verb 'verwenden' (to use/apply). 'Verwenden' comes from 'wenden' (to turn), originally meaning to turn something to a specific use.

元の意味: To turn something back to a use.

Germanic

文化的な背景

There are no major sensitivities, but being wasteful is often seen as a negative character trait in German-speaking cultures.

In many English-speaking countries, 'recycling' is the dominant term, often used even when 'reuse' is meant. Germans are more precise about the difference.

The 'Blue Angel' (Blauer Engel) eco-label in Germany often certifies products designed for reuse. The 'Green Dot' (Grüner Punkt) system, though for recycling, is part of the same environmental movement. German 'Pfand' (deposit) machine instructions often use this terminology.

実生活で練習する

実際の使用場面

Shopping

  • Ich verwende meine eigene Tasche wieder.
  • Ist diese Flasche zum Wiederverwenden?
  • Keine Plastiktüte, ich verwende meine alte.
  • Wiederverwendbare Beutel sind besser.

Office/IT

  • Wir können diesen Code wiederverwenden.
  • Gibt es Komponenten zur Wiederverwendung?
  • Das spart Zeit durch Wiederverwendung.
  • Alte Hardware wiederverwenden.

Household/DIY

  • Das Glas kann man als Vase wiederverwenden.
  • Nicht wegwerfen! Das verwenden wir wieder.
  • Kreative Ideen zum Wiederverwenden.
  • Alte Kartons für den Umzug wiederverwenden.

Environment/Politics

  • Förderung der Wiederverwendung.
  • Wiederverwenden schützt das Klima.
  • Gesetze zur Wiederverwendung von Baustoffen.
  • Strategien gegen die Wegwerfkultur.

Cooking

  • Reste am nächsten Tag wiederverwenden.
  • Das Kochwasser für die Sauce wiederverwenden.
  • Gläser zum Einmachen wiederverwenden.
  • Altes Brot für Semmelknödel wiederverwenden.

会話のきっかけ

"Wie oft verwendest du Plastiktüten wieder, bevor du sie wegwirfst?"

"Hast du schon mal alte Möbel kreativ wiederverwendet oder umfunktioniert?"

"Glaubst du, dass Firmen mehr tun sollten, um ihre Produkte wiederzuverwenden?"

"Welche Dinge in deinem Haushalt versuchst du immer wiederzuverwenden?"

"Ist 'Wiederverwenden' in deinem Heimatland genauso wichtig wie in Deutschland?"

日記のテーマ

Schreibe über eine Sache, die du heute wiederverwendet hast, anstatt sie wegzuwerfen. Warum war das gut?

Beschreibe ein DIY-Projekt, bei dem du alte Materialien wiederverwendet hast. Was hast du gebaut?

Warum ist die Wiederverwendung von Ressourcen für die Zukunft unseres Planeten so wichtig?

Vergleiche 'Recycling' und 'Wiederverwenden'. Welches Konzept findest du besser und warum?

Stell dir vor, es gäbe keine Müllabfuhr mehr. Wie würdest du Dinge in deinem Alltag wiederverwenden?

よくある質問

10 問

Yes, in modern standard German, 'wiederverwenden' is always treated as a separable verb. This means 'wieder' moves to the end of the sentence in simple present and past tenses. For example: 'Ich verwende es wieder.' Attempting to use it as an inseparable verb is considered incorrect at all CEFR levels.

The verb 'verwenden' starts with the prefix 'ver-', which is an inseparable prefix. Verbs with inseparable prefixes do not take the 'ge-' in the past participle. Adding the separable prefix 'wieder-' does not change this rule. Therefore, it is 'wiederverwendet', not 'wiedergeverwendet'.

'Wiederverwenden' (reuse) means using an item again for its original purpose without changing its physical form, like refilling a glass bottle. 'Recyclen' (recycling) usually involves breaking the item down into raw materials to make something new, like melting glass bottles to make new ones.

Yes, 'Codewiederverwendung' (code reuse) is a very common technical term in German. You can say: 'Wir sollten diesen Code in anderen Modulen wiederverwenden.' It is the standard term for reusing software components.

The adjective is 'wiederverwendbar'. For example: 'eine wiederverwendbare Tasche' (a reusable bag). You might also see 'Mehrweg-' as a prefix, especially for bottles: 'eine Mehrwegflasche'.

When used in an infinitive clause with 'zu', it is written as one word: 'wiederzuverwenden'. The 'zu' is placed between the separable prefix and the base verb. Example: 'Es ist wichtig, Plastik wiederzuverwenden.'

No, using 'wiederverwenden' for people would sound very strange and dehumanizing, as if they were objects. If you mean to hire someone again or work with them again, use 'wieder einstellen' or 'wieder zusammenarbeiten'.

The most common noun is 'die Wiederverwendung' (feminine). Another related noun is 'die Wiederverwendbarkeit' (reusability).

Yes, it is very common, especially because of the strong environmental culture in German-speaking countries. However, in very casual speech, people might just say 'nochmal benutzen'.

Yes, it can be used for things like 'Daten' (data), 'Konzepte' (concepts), or 'Argumente' (arguments), implying that they are being utilized again in a new context.

自分をテスト 190 問

writing

Write a sentence in German using 'wiederverwenden' in the present tense about a shopping bag.

Well written! Good try! Check the sample answer below.

正解! おしい! 正解:
writing

Write a sentence in the Perfekt tense about reusing glass bottles.

Well written! Good try! Check the sample answer below.

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writing

Explain in one sentence why 'Wiederverwendung' is important for the environment.

Well written! Good try! Check the sample answer below.

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writing

Use a modal verb (können) to suggest reusing an old box.

Well written! Good try! Check the sample answer below.

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writing

Write a sentence using the 'zu' infinitive form of 'wiederverwenden'.

Well written! Good try! Check the sample answer below.

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writing

Describe a creative way to reuse a jam jar (Marmeladenglas).

Well written! Good try! Check the sample answer below.

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writing

Write a formal sentence about the reuse of industrial water.

Well written! Good try! Check the sample answer below.

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writing

Compose a slogan for a sustainability campaign using 'wiederverwenden'.

Well written! Good try! Check the sample answer below.

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writing

Write a sentence in the passive voice about paper being reused.

Well written! Good try! Check the sample answer below.

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writing

Use 'wiederverwenden' in a subordinate clause starting with 'weil'.

Well written! Good try! Check the sample answer below.

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writing

Ask a question to a friend about whether they reuse their envelopes.

Well written! Good try! Check the sample answer below.

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writing

Write a short paragraph (3 sentences) about your habits regarding reuse.

Well written! Good try! Check the sample answer below.

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writing

Translate to German: 'The company decided to reuse the existing components.'

Well written! Good try! Check the sample answer below.

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writing

Use the noun 'Wiederverwendung' in a sentence about cost-saving.

Well written! Good try! Check the sample answer below.

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writing

Write an imperative sentence (ihr-form) telling people to reuse their cups.

Well written! Good try! Check the sample answer below.

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writing

Describe the difference between 'recyclen' and 'wiederverwenden' in your own words (German).

Well written! Good try! Check the sample answer below.

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writing

Use 'wiederverwenden' in the Konjunktiv II (would reuse).

Well written! Good try! Check the sample answer below.

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writing

Write a sentence about 'Codewiederverwendung' in a professional context.

Well written! Good try! Check the sample answer below.

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writing

Translate: 'Is this material reusable?'

Well written! Good try! Check the sample answer below.

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writing

Write a C1-level sentence using 'wiederzuverwendende'.

Well written! Good try! Check the sample answer below.

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speaking

How do you say 'I reuse the bottle' in German?

Read this aloud:

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speaking

Say: 'We have reused the paper.'

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speaking

Ask a friend: 'Can you reuse this box?'

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speaking

Say: 'It is important to reuse plastic.'

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speaking

Explain simply why you use a cloth bag.

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speaking

Say: 'I am reusing the old glass jars for my spices.'

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speaking

Tell someone: 'Don't throw that away, reuse it!'

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speaking

Say: 'The water is reused in the factory.'

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speaking

Ask: 'Where can I reuse these batteries?'

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speaking

Say: 'Reusing is better than recycling.'

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speaking

Pronounce 'wiederverwendet' correctly.

Read this aloud:

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speaking

Say: 'I reuse my envelopes for notes.'

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speaking

Say: 'We should reuse the heat from the oven.'

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speaking

Say: 'This bag is reusable.'

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speaking

Say: 'I try to reuse as much as possible.'

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speaking

Ask: 'How do you reuse old clothes?'

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speaking

Say: 'The company reuses its shipping boxes.'

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speaking

Say: 'I learned how to reuse materials.'

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speaking

Say: 'Reuse is a great concept.'

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speaking

Say: 'Let's reuse these decorations next year.'

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listening

Listen and write: 'Ich verwende die Tüte wieder.'

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listening

Listen and write: 'Wir haben alles wiederverwendet.'

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listening

Listen and write: 'Es ist wichtig, Glas wiederzuverwenden.'

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listening

Identify the object being reused: 'Ich wasche das Glas und verwende es wieder.'

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listening

Is the speaker using present or past? 'Ich verwendete die Box wieder.'

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listening

Listen for the prefix: 'Wiederverwenden oder wegwerfen?'

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listening

Complete the sentence: 'Man kann diese Flaschen ___.'

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listening

What is the action? 'Die Wiederverwendung spart Geld.'

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listening

Listen and write: 'Können wir den Code wiederverwenden?'

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listening

Is it a question or a statement? 'Verwendest du das wieder?'

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listening

Listen and write: 'Die Materialien werden wiederverwendet.'

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listening

What is being described? 'Etwas noch einmal benutzen.'

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listening

Listen and write: 'Verwenden Sie das bitte wieder.'

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listening

True or False: The speaker says 'wiedergeverwendet'.

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listening

Listen and write: 'Wiederverwendung ist nachhaltig.'

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/ 190 correct

Perfect score!

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