B1 · Intermediário Capítulo 46

Prepositions, Cases, and N-Declension

11 Regras totais
114 exemplos
10 min
Regras neste capítulo Prática rápida

Chapter in 30 Seconds

Master the art of sophisticated connections using German's Dative and Genitive cases.

  • Express complex relationships like 'because of' and 'during' using the Genitive case.
  • Identify and use nouns that require an extra 'n' in the N-declension pattern.
  • Navigate the subtle difference between location and direction with two-way prepositions.
Connect your thoughts with case-perfect precision.

O que você vai aprender

Navigate the dative and genitive cases with prepositions like während, wegen, and the n-declension pattern.

Learning Objectives

By the end of this chapter, you will be able to:

  1. 1
    By the end you will be able to justify actions using 'wegen' and 'während' with correct Genitive endings.
  2. 2
    By the end you will be able to correctly decline masculine N-declension nouns like 'Student' or 'Herr' in dialogues.
  3. 3
    By the end you will be able to distinguish between static location and movement using 'in' and 'über'.

Guia do capítulo

Overview

Welcome to a crucial chapter in your German B1 journey! This section,
Prepositions, Cases, and N-Declension,
is designed to elevate your German precision and fluency. Mastering these topics will enable you to articulate complex ideas, describe situations more accurately, and understand native speakers with greater ease.
You'll learn to navigate the intricate world of German cases, specifically the dative and genitive, which are essential for correct sentence construction and meaning.
By the end of this chapter, you will confidently use prepositions like *während* and *wegen* to express during and because of with the genitive case, understand when to use the dative with specific verbs and prepositions, and apply the extra N rule for n-declension nouns. You will also distinguish between location and direction with two-way prepositions like *über* and *in*, and correctly use temporal prepositions such as *außerhalb* and *innerhalb*. This knowledge is fundamental for sounding more natural and avoiding common misunderstandings.
This chapter bridges the gap between basic sentence structures and more sophisticated expression. It’s about building a solid foundation for more complex German grammar, allowing you to participate in richer conversations and comprehend nuanced texts. Prepare to master the tools that will make your German truly shine!

How This Grammar Works

Let's dive into the mechanics of these essential German grammar points, providing clear explanations and practical examples.
During (während + Genitive)
The preposition *während* always requires the genitive case. It indicates something happening during a period of time or an event.
* Beispiel: Während des Unterrichts musst du konzentriert sein. (During the lesson, you must be concentrated.)
* Beispiel: Während unserer Reise haben wir viele Fotos gemacht. (During our trip, we took many photos.)
Saying 'Because of' (wegen + Genitive)
Similar to *während*, *wegen* also always takes the genitive case. It expresses a reason or cause, meaning because of or on account of.
* Beispiel: Wegen des starken Regens bleiben wir heute zu Hause. (Because of the heavy rain, we are staying home today.)
* Beispiel: Wegen deiner Hilfe konnte ich die Aufgabe erledigen. (Because of your help, I could complete the task.)
German Dative Case: Giving to Others (Der Dativ)
The dative case often indicates the indirect object of a verb – the recipient or beneficiary of an action. It answers the question Wem? (To whom?).
* Beispiel: Ich gebe dir ein Geschenk. (I give you a present.) - *Dir* is the recipient.
* Beispiel: Sie erzählt dem Kind eine Geschichte. (She tells the child a story.)
The Dative Seven: Prepositions that always use Dative
These seven prepositions *always* trigger the dative case: *aus, bei, mit, nach, seit, von, zu*. Memorizing them is key!
* Aus: Wir kommen aus dem Haus. (We are coming out of the house.)
* Bei: Ich wohne bei meiner Familie. (I live with my family.)
* Mit: Gehst du mit mir ins Kino? (Are you going to the cinema with me?)
* Nach: Nach der Arbeit gehe ich nach Hause. (After work, I go home.)
* Seit: Ich lerne Deutsch seit einem Jahr. (I have been learning German for one year.)
* Von: Das Buch ist von meinem Freund. (The book is from my friend / belongs to my friend.)
* Zu: Wir fahren zum Bahnhof. (We are driving to the train station.) (zum = zu + dem)
German Dative Verbs
Some verbs inherently take a dative object, even if it doesn't seem like an indirect object in English. Key examples include *helfen* (to help), *danken* (to thank), and *folgen* (to follow).
* Beispiel: Ich helfe dir gerne. (I gladly help you.)
* Beispiel: Ich danke dir für deine Unterstützung. (I thank you for your support.)
* Beispiel: Folge mir bitte! (Please follow me!)
German Genitive Case (Possession)
The genitive case primarily expresses possession or belonging, answering Wessen? (Whose?). It's often equivalent to 's in English or of constructions.
* Beispiel: Das ist das Auto meines Bruders. (That is my brother's car.)
* Beispiel: Die Farbe des Himmels ist blau. (The color of the sky is blue.)
German N-Declension Nouns: The Extra N Rule
N-declension (or weak masculine) nouns are masculine nouns that take an additional *-n* or *-en* ending in all cases *except* the nominative singular. This applies to the definite article and any accompanying adjectives, but the noun itself consistently takes the ending. Common N-declension nouns include *der Student, der Junge, der Herr, der Name, der Nachbar, der Automat*.
* Nominativ: Der Student ist fleißig. (The student is diligent.)
* Akkusativ: Ich sehe den Studenten. (I see the student.)
* Dativ: Ich spreche mit dem Studenten. (I speak with the student.)
* Genitiv: Das ist die Tasche des Studenten. (That is the student's bag.)
* Beispiel: Gibst du dem Herrn den Schlüssel? (Are you giving the gentleman the key?)
* Beispiel: Hast du den Namen des Kollegen vergessen? (Did you forget the colleague's name?)
The Preposition 'über': Above vs. Across (Location vs. Direction)
*Über* is a two-way preposition. It takes accusative for direction (movement across or over) and dative for a fixed location (meaning above or over, but stationary).
* Akkusativ (Direction): Wir springen über den Bach. (We jump over the stream.)
* Dativ (Location): Das Bild hängt über dem Sofa. (The picture hangs above the sofa.)
Two-Way Preposition 'in': In vs. Into (Wechselpräpositionen)
*In* is also a two-way preposition. It uses accusative to indicate movement into something and dative to indicate a stationary position in or inside something.
* Akkusativ (Direction): Ich gehe in die Küche. (I go into the kitchen.)
* Dativ (Location): Ich bin in der Küche. (I am in the kitchen.)
Temporal Preposition: Outside of (außerhalb)
*Außerhalb* means outside of and always triggers the genitive case, often used for time or boundaries.
* Beispiel: Außerhalb der Öffnungszeiten ist der Laden geschlossen. (Outside of opening hours, the store is closed.)
Deadlines with 'innerhalb' (Within/Inside)
*Innerhalb* means within or inside and also always triggers the genitive case, commonly used for deadlines or timeframes.
* Beispiel: Du musst die Arbeit innerhalb einer Woche abgeben. (You must submit the work within one week.)

Common Mistakes

Learning cases and declensions can be tricky. Here are some common pitfalls and how to avoid them:
✗ Wegen dem Regen sind wir zu Hause geblieben.
✓ Wegen des Regens sind wir zu Hause geblieben.
Why: *Wegen* always takes the genitive case, not dative. *Der Regen* (masculine, nominative) becomes *des Regens* in genitive.
✗ Ich spreche mit der Student.
✓ Ich spreche mit dem Studenten.
Why: *Der Student* is an N-declension noun. It requires an *-en* ending in all cases except nominative singular. *Mit* takes dative, so *der Student* becomes *dem Studenten*.
✗ Ich gehe in der Küche.
✓ Ich gehe in die Küche.
Why: *In* is a two-way preposition. When expressing movement or direction (into the kitchen), it requires the accusative case. *Die Küche* (feminine) remains *die Küche* in accusative.
✗ Kannst du mich helfen?
✓ Kannst du mir helfen?
Why: The verb *helfen* always takes a dative object. *Mich* is accusative; *mir* is dative.
✗ Das ist das Auto von mein Vater.
✓ Das ist das Auto meines Vaters.
Why: For possession, the genitive case (*meines Vaters*) is the grammatically correct and more formal choice. While von + Dativ is common in informal speech, for B1 proficiency, mastering the genitive is crucial.

Real Conversations

Dialogue 1

A

A

Hallo! Kannst du mir bitte beim Umzug helfen?
B

B

Klar, kein Problem! Wegen des Wetters müssen wir aber schnell sein.
A

A

Ja, stimmt. Während des Transports könnte es sonst regnen. Ich habe schon mit dem Nachbarn gesprochen, er hilft uns auch.
B

B

Super! Dann fahren wir nach der Arbeit direkt zu deinem Haus.
A

A

Danke! Ich danke dir für deine Unterstützung.

***

A

A

Hi! Can you please help me with the move?
B

B

Sure, no problem! Because of the weather, we have to be quick though.
A

A

Yes, true. During the transport, it could rain otherwise. I've already spoken with the neighbor, he's helping us too.
B

B

Great! Then we'll drive directly to your house after work.
A

A

Thanks! I thank you for your support.

Dialogue 2

A

A

Ich gehe jetzt in den Supermarkt. Brauchst du etwas?
B

B

Ja, bitte! Ich brauche Milch. Warte, ich sehe den Jungen, der dir gestern gefolgt ist.
A

A

Oh, das ist der neue Student aus meiner Klasse. Ich bin schon oft mit ihm im Bus gefahren.
B

B

Ah, verstehe. Außerhalb der Vorlesungen ist er wohl auch in der Stadt unterwegs.

***

A

A

I'm going into the supermarket now. Do you need anything?
B

B

Yes, please! I need milk. Wait, I see the boy who followed you yesterday.
A

A

Oh, that's the new student from my class. I've often ridden the bus with him.
B

B

Ah, I see. Outside of lectures, he's probably also out and about in the city.

Quick FAQ

Q

How do I know whether to use dative or accusative with a two-way preposition?

For two-way prepositions like *in, an, auf, über, unter, vor, hinter, neben, zwischen*, ask yourself if there's movement *to* a destination (accusative) or a fixed location *at* or *in* a place (dative). If you can ask Wohin? (Where to?), use accusative. If you ask Wo? (Where?), use dative.

Q

What's the trick for N-declension nouns?

Remember that N-declension nouns are always masculine, and they add an *-n* or *-en* ending in every case except the nominative singular. Think of them as weak masculine nouns that need an extra n to make them strong in other cases. Common ones relate to people (der Herr, der Junge, der Student) or animals (der Löwe, der Affe).

Q

Is *wegen* always used with the genitive case?

Formally and correctly, yes, *wegen* always takes the genitive case in written German and standard spoken German. However, in very informal spoken German, especially in some regions, you might hear *wegen* used with the dative (e.g., wegen dem Regen). For B1, stick to the genitive to ensure correctness.

Q

Can I use von instead of the genitive for possession?

While von + Dativ (e.g.,

das Auto von meinem Vater
) is often used informally for possession, especially with proper names or when the genitive ending would sound clunky, the genitive case remains the standard and grammatically preferred way to express possession in German. Mastering the genitive makes your German sound more sophisticated and precise.

Cultural Context

German, with its distinct case system, reflects a cultural emphasis on precision and clarity in communication. The careful selection of dative or genitive after prepositions, or the correct declension of nouns like those in the N-declension group, showcases a language that values exactness. This grammatical structure, while challenging for learners, allows for incredibly nuanced expression, ensuring that the relationships between words and ideas in a sentence are unambiguous.
This precision extends beyond grammar into various aspects of German culture, from engineering to legal texts, where clarity and avoidance of misinterpretation are paramount. Mastering these grammatical structures not only helps you speak German correctly but also provides a deeper understanding of the systematic and often logical approach embedded within German thought and expression.

Exemplos-chave (8)

1

Ich komme später wegen des Verkehrs.

Eu venho mais tarde por causa do trânsito.

Dizer 'Por causa de' (wegen + Genitivo)
2

Wegen der Baustelle ist die Straße gesperrt.

Por causa da obra, a rua está fechada.

Dizer 'Por causa de' (wegen + Genitivo)
3

Ich gebe dem Freund das Handy.

Eu dou o celular ao amigo.

O Caso Dativo em Alemão: Dar a Outros (Der Dativ)
4

Kannst du mir helfen?

Você pode me ajudar?

O Caso Dativo em Alemão: Dar a Outros (Der Dativ)
5

Ich helfe dir gerne bei den Hausaufgaben.

Eu te ajudo com prazer na lição de casa.

Verbos dativos em alemão: ajudar, agradecer, seguir
6

Wir danken dem Team für die tolle Arbeit.

Nós agradecemos à equipe pelo excelente trabalho.

Verbos dativos em alemão: ajudar, agradecer, seguir
7

Das ist das Handy {des|m} Vaters.

Este é o celular do pai.

O Caso Genitivo em Alemão (Posse)
8

Die Farbe {der|f} Tasche ist schön.

A cor da bolsa é bonita.

O Caso Genitivo em Alemão (Posse)

Dicas e truques (4)

🎯

O 'jeitinho' do Dativo

Se você travar no Genitivo numa conversa relaxada, pode usar o Dativo que ninguém vai ligar! Mas na prova B1, mantenha o padrão:
während des Urlaubs
.
frontend.learn_grammar.from_rule: Durante (während + genitivo)
⚠️

A Armadilha do Dativo

Nas provas, use sempre o Genitivo. Na rua, você vai ouvir muito o Dativo, mas não deixe isso estragar sua nota! Exemplo: Wegen des Regens é o correto.
frontend.learn_grammar.from_rule: Dizer 'Por causa de' (wegen + Genitivo)
💡

A Regra do Recebedor

Sempre pergunte: 'Para quem isso está acontecendo?'. A resposta será o seu objeto no Dativo, como em: Ich danke dir.
frontend.learn_grammar.from_rule: O Caso Dativo em Alemão: Dar a Outros (Der Dativ)
🎯

O Truque do Danúbio Azul

Cante a lista 'aus, bei, mit, nach, seit, von, zu' no ritmo da valsa do Danúbio Azul. É um clássico das salas de aula:
Ich lerne Deutsch mit Musik.
frontend.learn_grammar.from_rule: Os Sete do Dativo: Preposições que sempre pedem o dativo (aus, bei, mit, nach, seit, von, zu)

Vocabulário-chave (7)

der Student the student (male) der Nachbar the neighbor (male) die Verspätung the delay während during helfen to help folgen to follow die Geschäftszeit the business hours

Real-World Preview

graduation-cap

A University Dilemma

Review Summary

  • während + Genitive
  • masc. noun + (e)n
  • in + Dative (where) / Accusative (whither)

Erros comuns

In formal German, 'wegen' requires the Genitive case, not the Dative. Don't forget the -s on the noun!

Wrong: Wegen dem Regen bleibe ich hier.
Correto: Wegen des Regens bleibe ich hier.

'Student' is an N-declension noun. It must take an -en ending in the Accusative case.

Wrong: Ich sehe der Student.
Correto: Ich sehe den Studenten.

If you are walking 'into' the park (destination), use Accusative. Dative would mean you are already inside walking around.

Wrong: Ich gehe in dem Park.
Correto: Ich gehe in den Park.

Regras neste capítulo (11)

1

Durante (während + genitivo)

B1
Use während + Genitivo para falar da duração de algo. Use as ferramentas: während des (Masc/Neut) e während der (Fem/Plural).
Ich habe während des Films geschlafen.
10 exemplos
2

Dizer 'Por causa de' (wegen + Genitivo)

B1
Use wegen + Genitivo para dar motivos de um jeito bem natural. Lembre-se das ferramentas: deswegen conecta ideias e meinetwegen mostra concordância.
Ich komme später wegen des Verkehrs.
10 exemplos
3

O Caso Dativo em Alemão: Dar a Outros (Der Dativ)

B1
O Dativo identifica quem 'recebe' a ação, mudando os artigos para dem, der e den+n.
Ich gebe dem Freund das Handy.
12 exemplos
4

Os Sete do Dativo: Preposições que sempre pedem o dativo (aus, bei, mit, nach, seit, von, zu)

B1
Essas sete preposições são âncoras do dativo: elas nunca mudam de caso. Guarde bem: aus, bei, mit, nach, seit, von e zu.
Ich komme gerade aus dem Fitnessstudio.
10 exemplos
5

Verbos dativos em alemão: ajudar, agradecer, seguir

B1
No alemão, alguns verbos ignoram o Acusativo e exigem o Dativo para quem recebe a ação. Lembre-se de helfen, danken e glauben.
Ich helfe dir gerne bei den Hausaufgaben.
12 exemplos
6

O Caso Genitivo em Alemão (Posse)

B1
O Genitivo é sua ferramenta para indicar posse e usar preposições chiques, como des para ele e der para ela.
Das ist das Handy {des|m} Vaters.
10 exemplos
7

Substantivos da Declinação N: A regra do "N extra" (der Student -> den Studenten)

B1
A N-Deklination adiciona um «-n» ou -en a certos substantivos masculinos em todos os casos, exceto no Nominativo. É como um crachá extra para palavras como Student, Junge ou Mensch.
Ich rufe den `{Boten|m}` an.
10 exemplos
8

A preposição 'über': Acima vs Através (Lugar vs Direção)

B1
O Dativ fica parado (Lugar), enquanto o Akkusativ atravessa ou indica movimento (Direção) ao usar a preposição über.
Die {die|f} Lampe hängt über dem {der|m} Tisch.
10 exemplos
9

Preposição de dois sentidos 'in': Onde (im) vs Aonde (ins)

B1
Use o Acusativo para movimento em direção a algo e o Dativo para descrever uma localização fixa.
Ich gehe heute Abend {ins|n} {Kino|n}.
10 exemplos
10

Preposição temporal: Fora de (außerhalb)

B1
Use außerhalb + Genitiv para descrever ações que acontecem fora de um período específico, como horário comercial ou férias.
Ich bin außerhalb der Geschäftszeiten leider nicht...
10 exemplos
11

Prazos com 'innerhalb' (Dentro de)

B1
Use innerhalb + Genitivo para definir um limite de tempo ou prazo rigoroso. Badges: dentro de, prazo, Genitiv.
Ich muss die Hausarbeit innerhalb der nächsten Woc...
10 exemplos

Next Steps

You've reached a major milestone in German grammar. Mastering the Genitive and N-declension sets you apart as a serious learner. Keep going!

Write 5 sentences about your last vacation using 'während' and 'wegen'.

Look up a list of N-declension nouns and practice declining them in Dative.

Continue to: Infinitive Constructions: um...zu, ohne...zu, statt...zu

Prática rápida (10)

Qual frase usa o caso correto com 'außerhalb'?

Escolha a frase gramaticalmente correta:

✓ Correct! ✗ Not quite. Correct answer: Er arbeitet außerhalb der Ferien.
'Ferien' é plural. O artigo Genitivo plural é 'der'.

frontend.learn_grammar.from_rule: Preposição temporal: Fora de (außerhalb)

Preencha a lacuna com o pronome dativo correto.

Kannst du ___ (me) bitte helfen?

✓ Correct! ✗ Not quite. Correct answer: mir
O verbo 'helfen' sempre exige o caso dativo. A forma dativa de 'ich' é 'mir'.

frontend.learn_grammar.from_rule: Verbos dativos em alemão: ajudar, agradecer, seguir

Encontre e corrija o erro.

Find and fix the mistake:

Wir suchen einen neuen Praktikant.

✓ Correct! ✗ Not quite. Correct answer: Wir suchen einen neuen Praktikanten.
'Praktikant' termina em -ant, fazendo parte do clube da N-Deklination. Precisa de -en no acusativo.

frontend.learn_grammar.from_rule: Substantivos da Declinação N: A regra do "N extra" (der Student -> den Studenten)

Qual frase está gramaticalmente correta?

Você está sentado em um café agora.

✓ Correct! ✗ Not quite. Correct answer: Ich sitze im Café.
Você já está lá (localização), então use o Dativo. 'Café' é neutro ({das|n}), então 'in dem' vira 'im'.

frontend.learn_grammar.from_rule: Preposição de dois sentidos 'in': Onde (im) vs Aonde (ins)

Preencha com o artigo Genitivo correto para o substantivo feminino 'Öffnungszeit'.

Wir liefern nur außerhalb ___ Öffnungszeit.

✓ Correct! ✗ Not quite. Correct answer: der
O substantivo 'Öffnungszeit' é feminino, e no Genitivo, 'die' vira 'der'.

frontend.learn_grammar.from_rule: Preposição temporal: Fora de (außerhalb)

Qual frase está correta?

Escolha a frase gramaticalmente correta:

✓ Correct! ✗ Not quite. Correct answer: Ich spreche mit dem Kollegen.
A preposição 'mit' exige o dativo. 'Kollege' termina em -e e é masculino, logo precisa do final -n.

frontend.learn_grammar.from_rule: Substantivos da Declinação N: A regra do "N extra" (der Student -> den Studenten)

Preencha a lacuna com o artigo correto no Dativo.

Ich gebe ___ (the/masc) Bruder ein Buch.

✓ Correct! ✗ Not quite. Correct answer: dem
Substantivos masculinos usam 'dem' no caso Dativo.

frontend.learn_grammar.from_rule: O Caso Dativo em Alemão: Dar a Outros (Der Dativ)

Preencha a lacuna com a forma correta de 'in'.

Ich gehe morgen {___} Stadt.

✓ Correct! ✗ Not quite. Correct answer: in die
Como você está indo *para* a cidade (movimento), precisa do Acusativo. 'Stadt' é feminino ({die|f}), então fica 'in die'.

frontend.learn_grammar.from_rule: Preposição de dois sentidos 'in': Onde (im) vs Aonde (ins)

Qual frase está correta?

Escolha a frase gramaticalmente correta:

✓ Correct! ✗ Not quite. Correct answer: Ich danke dem Kellner.
'Danken' é um verbo de dativo. O masculino 'der Kellner' torna-se 'dem Kellner' no dativo.

frontend.learn_grammar.from_rule: Verbos dativos em alemão: ajudar, agradecer, seguir

Qual frase usa o caso gramatical correto?

Selecione a frase correta:

✓ Correct! ✗ Not quite. Correct answer: Ich antworte innerhalb des Tages.
'innerhalb' exige o Genitivo. 'Der Tag' torna-se 'des Tages'.

frontend.learn_grammar.from_rule: Prazos com 'innerhalb' (Dentro de)

Score: /10

Perguntas comuns (6)

Sim! Como preposição, ele descreve algo que acontece dentro de um período.
Während der Woche
é um ótimo exemplo.
Não diretamente como preposição. Ou você transforma o verbo em substantivo, tipo
während des Essens
, ou usa como conjunção.
Ele é usado para explicar o motivo ou a causa de algo. Por exemplo:
Ich bleibe wegen des Regens zu Hause
(Fico em casa por causa da chuva).
No alemão falado, o Genitivo está sendo trocado pelo Dativo. Embora Wegen dem Regen seja comum no dia a dia, é gramaticalmente incorreto em textos formais.
É quem recebe o objeto direto. Em
Ich gebe dem Hund einen Knochen
, o osso é o direto e o cão é o indireto (Dativo).
Geralmente são verbos de interação, como ajudar helfen, agradecer danken ou pertencer gehören. É bom memorizar os mais comuns!
Capítulo anterior
Conjunctions and Time Expressions
Próximo capítulo
Infinitive Constructions: um...zu, ohne...zu, statt...zu
Voltar ao roteiro