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A2 numeral #49 最常用 12分钟阅读

fifth

前49

At the A1 level, 'fifth' is introduced as part of the basic set of ordinal numbers used for counting and ordering. Students learn to use it primarily for dates (e.g., 'May 5th') and simple positions (e.g., 'the fifth person in line'). The focus is on recognizing the word and its numerical representation (5th). Learners at this stage may struggle with the spelling 'fifth' compared to the cardinal 'five,' but they should be able to use it in very simple sentences to describe their daily routine or immediate surroundings. It is often taught alongside other ordinals like first, second, and third to help students understand the concept of a sequence. Exercises at this level usually involve matching the word to the number 5 or identifying the fifth object in a row of pictures. The goal is basic recognition and functional use in high-frequency contexts like birthdays or floor numbers in a building.

At the A2 level, learners expand their use of 'fifth' to include more varied contexts such as rankings in sports, simple fractions, and more complex schedules. They should be comfortable using 'fifth' as an adjective (e.g., 'the fifth floor') and understand its role in describing a specific part of a whole (e.g., 'a fifth of the cake'). Spelling becomes more important at this stage, and teachers often highlight the 'f' before the 'th' to prevent common errors. A2 learners should also begin to recognize the word in listening exercises, such as hearing an announcement in a shop or an elevator. They are expected to use 'fifth' in short, simple descriptions and to ask questions involving order, such as 'Who was the fifth person to arrive?' This level marks the transition from simple recognition to active, accurate usage in everyday communication.

By the B1 level, students should use 'fifth' fluently in a wide range of everyday and semi-professional situations. They understand its use in more abstract contexts, such as 'the fifth most important factor' or 'the fifth anniversary of a company.' B1 learners are also introduced to common idioms like 'fifth wheel' and the legal concept of 'pleading the fifth' (though the latter is more specific to US culture). Their grammatical control should be strong enough to handle plural forms like 'two-fifths' and compound adjectives like 'a fifth-grade level.' At this stage, 'fifth' is no longer just a counting word but a tool for organizing thoughts and arguments. Learners might use 'fifthly' to structure a presentation or a written essay. They should also be aware of the different ways dates are expressed in British and American English using 'fifth.'

At the B2 level, 'fifth' is used with precision in academic and professional settings. Learners can discuss complex statistics involving fifths (e.g., 'one-fifth of the respondents disagreed') and use the word in technical contexts like music theory (the perfect fifth) or science (the fifth element). They should be able to distinguish between 'fifth' and its synonyms or related terms like 'quintet' or 'quintuple' based on the context. B2 students are expected to have perfect spelling and pronunciation of the word, including the difficult /fθ/ sound. They can also analyze the use of 'fifth' in literature or news reports, understanding the nuances of rankings and proportions. Their writing should show a sophisticated use of 'fifth' to provide structure and clarity to complex ideas, moving beyond simple lists to integrated analysis.

C1 learners use 'fifth' with the ease of a native speaker, incorporating it into complex rhetorical structures and specialized discourse. They understand the historical and etymological roots of the word and can use related terms like 'quintessential' to add depth to their vocabulary. At this level, 'fifth' is often used in high-level legal, economic, or scientific discussions where precision is paramount. For example, a C1 learner might discuss the 'fifth-generation' of a technology or the 'fifth column' in a political context. They are also sensitive to the stylistic choices between using 'fifth' and other ways of expressing the same concept (like '20%'). Their pronunciation is flawless, and they can use the word in idiomatic and metaphorical ways with full awareness of the cultural connotations. C1 learners can also critique the use of 'fifth' in various texts, identifying how it contributes to the overall meaning and tone.

At the C2 level, the word 'fifth' is a versatile tool used with total mastery. The learner is aware of its most obscure uses, such as in historical contexts (e.g., the Fifth Monarchy Men) or advanced mathematical theories. They can use 'fifth' in highly nuanced ways to express subtle differences in rank, proportion, or sequence. A C2 learner might use 'fifth' in a poetic or literary sense, playing with its sound and rhythm. They have a deep understanding of how 'fifth' functions across different English dialects and can adapt their usage accordingly. At this stage, the word is part of a vast, interconnected web of knowledge, allowing the learner to make connections between music, law, math, and history through this single term. Their use of 'fifth' is indistinguishable from that of an educated native speaker, characterized by precision, variety, and stylistic appropriateness.

开始练习例句笔记与提示

fifth 30秒了解

Fifth is the ordinal number for 5, used to show position in a sequence or series.
It also represents the fraction 1/5, which is equal to 20% of a whole.
Commonly used in dates, building floors, sports rankings, and musical intervals.
The spelling 'fifth' is unique, changing the 'v' in 'five' to an 'f'.

The word fifth is an ordinal number that represents the position of an object, person, or event in a sequence that follows the fourth and precedes the sixth. In mathematics, it is the denominator of a fraction representing one of five equal parts (1/5). Its utility spans across various domains, from simple daily scheduling to complex legal and musical frameworks. When we speak of the 'fifth,' we are inherently organizing the world into a structured hierarchy or timeline. This word is fundamental for learners because it transitions them from basic counting (cardinal numbers) to describing order and priority (ordinal numbers).

Positional Order: In any sequence, the fifth item is the one that completes a group of five. For example, in a race, the runner who crosses the line after the fourth person is the fifth finisher.
Fractional Representation: A fifth represents 20% of a whole. If you divide a cake into five equal slices, each slice is a fifth of the cake.
Temporal Markers: We use 'fifth' to denote specific days in a month, such as the fifth of May, or specific years in a decade or century.

She was the fifth person to join the committee this year.

Beyond simple counting, 'fifth' carries significant weight in specialized fields. In music, a 'perfect fifth' is a cornerstone interval that provides stability and harmony in Western tonal music. In the United States legal system, 'pleading the Fifth' refers to the Fifth Amendment, which protects citizens from self-incrimination. These varied uses demonstrate that while the word is introduced at an A2 level, its implications reach into high-level professional and academic discourse. Understanding 'fifth' requires recognizing its role as both a noun (a fifth of whiskey) and an adjective/ordinal (the fifth floor).

The fifth chapter of the book explains the theory in detail.

In social contexts, being the 'fifth wheel' is a common idiom describing someone who feels out of place in a group of couples. This metaphorical use highlights how the number five often disrupts the symmetry of pairs, leading to unique cultural meanings. Whether you are ordering a fifth of a liter of liquid or celebrating a fifth anniversary, the word serves as a precise tool for measurement and milestone marking. Its spelling is also a common point of error; many learners forget the second 'f' before the 'th', writing 'fith' instead of 'fifth'.

He finished in fifth place during the national marathon.

The recipe calls for a fifth of a teaspoon of salt.

They are celebrating their fifth wedding anniversary today.

Using the word fifth correctly involves understanding its grammatical role as an ordinal number. Unlike cardinal numbers (one, two, three, four, five), which count quantity, ordinal numbers (first, second, third, fourth, fifth) describe position. This distinction is vital for clear communication in English. You will most frequently encounter 'fifth' as an adjective modifying a noun, but it can also function as a noun or an adverb in specific contexts. Let's explore the various syntactic environments where 'fifth' thrives.

As an Adjective: The most common use is to identify a specific item in a series. Example: 'The fifth house on the left is mine.'
As a Noun (Fraction): It represents one of five parts. Example: 'He ate a fifth of the pizza by himself.'
In Dates: Ordinal numbers are standard for dates in English. Example: 'The meeting is scheduled for the fifth of October.'

The fifth element in the periodic table is Boron.

When using 'fifth' in a sentence, it is almost always preceded by the definite article 'the' because it refers to a specific, unique position in a sequence. You wouldn't say 'I live on fifth floor'; instead, you say 'I live on the fifth floor.' This rule applies across most ordinal numbers. However, when 'fifth' is used as a fraction, it can be preceded by 'a' or 'one,' such as 'a fifth of the population' or 'one fifth of the budget.' This flexibility is a key aspect of mastering the word's usage in both casual and formal writing.

This is the fifth time I have called you today.

In more complex sentences, 'fifth' can be part of a compound adjective, such as 'a fifth-grade student' or 'a fifth-place finish.' Notice the hyphenation in these cases, which helps clarify that 'fifth' and the following word act together to describe the noun. In academic writing, 'fifthly' is occasionally used as an adverb to introduce a fifth point in an argument, though 'fifth' is often preferred in modern style guides for brevity. Whether you are describing the fifth gear in a car or the fifth symphony of Beethoven, the word provides essential clarity and order.

The fifth row of the theater offers the best view of the stage.

By the fifth week of the course, students are expected to submit their first essay.

The fifth candidate was much more experienced than the others.

The word fifth is ubiquitous in daily life, appearing in contexts ranging from the mundane to the monumental. You will hear it in elevators, at sporting events, in music conservatories, and in courtrooms. Its presence is a testament to our need for order and categorization. In an urban environment, 'fifth' is often associated with physical space—specifically the floors of buildings or the layout of city streets. For instance, New York City's Fifth Avenue is one of the most famous thoroughfares in the world, synonymous with luxury and high fashion.

In Buildings: Elevators often announce the 'fifth floor,' and office directories list businesses located there.
In Sports: Commentators frequently mention the 'fifth inning' in baseball or a player's 'fifth foul' in basketball.
In Legal Dramas: Characters often 'plead the fifth' to avoid answering incriminating questions, a phrase that has entered common slang.

'Please exit the elevator on the fifth floor for the dental clinic.'

In the realm of music, 'fifth' is a term you will hear constantly. Whether it's a guitar player talking about a 'power chord' (which is based on a fifth interval) or a conductor rehearsing Beethoven's Fifth Symphony, the word is central to the language of sound. The 'perfect fifth' is often described as the most stable interval after the octave, making it a foundational concept for anyone learning an instrument. Similarly, in the kitchen, you might hear a chef ask for a 'fifth of a cup' of an ingredient, though more standard measurements like 'one-quarter' are more common, 'fifth' remains a precise mathematical necessity.

'We are currently in the fifth year of our ten-year development plan.'

In news and politics, 'fifth' appears in rankings and statistics. You might hear that a country is the 'fifth largest economy' or that a candidate is 'fifth in the polls.' These rankings provide context and scale to global events. Additionally, in the United States, the 'Fifth Amendment' is a frequent topic of discussion in news cycles involving high-profile legal cases. Understanding the word in these contexts allows a learner to follow complex narratives in English-speaking media. From the 'fifth gear' of a manual car to the 'fifth dimension' in science fiction, the word is a gateway to diverse topics.

'The fifth contestant on the show today is a talented baker from London.'

'He shifted into fifth gear as the car reached the highway speed limit.'

'The fifth of November is celebrated in the UK as Guy Fawkes Night.'

Even though fifth is a common word, it presents several pitfalls for English learners, particularly regarding spelling, pronunciation, and conceptual usage. The most frequent error is the spelling. Many people mistakenly write 'fith,' omitting the second 'f.' This happens because the second 'f' is often elided or softened in rapid speech, leading learners to believe it isn't there. However, in standard written English, that 'f' is essential. Another common spelling mistake is 'fiveth,' which incorrectly applies the '-th' suffix directly to the cardinal number 'five' without the necessary consonant change.

Spelling: 'Fith' vs. 'Fifth': Always remember the 'f' before the 'th'. It follows the pattern of 'twelve' becoming 'twelfth'.
Ordinal vs. Cardinal: Using 'five' when 'fifth' is required. Example: 'This is my five time' is incorrect; it should be 'This is my fifth time.'
The Definite Article: Forgetting 'the' before 'fifth'. Example: 'I am in fifth grade' is common in US English, but 'I am the fifth person' is standard elsewhere.

Incorrect: This is the fith day of rain. Correct: This is the fifth day of rain.

Pronunciation is another area of difficulty. The combination of the 'f' and the 'th' sounds (/fθ/) requires precise tongue placement. Many learners simplify this to a 't' or 's' sound, saying 'fift' or 'fifs.' While native speakers will likely understand you, mastering the /fθ/ cluster is a hallmark of advanced phonological control. Conceptually, learners sometimes confuse 'fifth' with 'fiftieth.' While they sound somewhat similar, the difference between 5th and 50th is substantial. In writing, always double-check the 'th' suffix to ensure you haven't accidentally used 'rd' (3rd) or 'st' (1st).

Incorrect: He came in five place. Correct: He came in fifth place.

In the context of fractions, learners often forget that 'fifth' can be pluralized. If you have two parts of five, you have 'two-fifths.' Forgetting the 's' at the end of 'fifths' is a common grammatical slip. Furthermore, when using 'fifth' in dates, remember that in American English, we often say 'May fifth,' while in British English, it is more common to say 'the fifth of May.' Mixing these styles is not 'wrong,' but consistency is key for natural-sounding speech. Finally, be careful with the idiom 'fifth wheel'; using 'five wheel' or 'fifth tire' will sound incorrect to native ears.

Incorrect: I ate two fifth of the pie. Correct: I ate two fifths of the pie.

Incorrect: My office is on the 5rd floor. Correct: My office is on the 5th floor.

Incorrect: It is the fiveth time. Correct: It is the fifth time.

While fifth is a specific ordinal number, there are several related terms and alternatives depending on the context. Understanding these nuances helps in choosing the most precise word for your needs. For instance, if you are talking about a group of five people or things, you might use 'quintet' or 'quintuplet.' If you are describing something that happens every five years, the word is 'quinquennial.' These terms all share roots related to the number five but serve different grammatical and situational purposes.

Fifth vs. One-Fifth: 'Fifth' is the ordinal position, while 'one-fifth' explicitly refers to the fraction (1/5).
Fifth vs. Quintessential: 'Quintessential' comes from 'fifth essence' (the purest form), used to describe the most perfect example of something.
Fifth vs. V: In Roman numerals, 'V' represents five, often used in outlines or for monarchs (e.g., King Henry V).

The fifth runner was just seconds behind the fourth.

In musical contexts, you might hear 'subdominant' to refer to the fourth note of a scale, but the 'dominant' is the fifth note. Knowing these technical synonyms can be helpful in specialized fields. In mathematics, '20 percent' is a common alternative to 'one-fifth.' In literature, the 'fifth act' of a Shakespearean play is usually the resolution or catastrophe. If you are looking for a more formal way to say 'fifthly' in a list, you might use 'In the fifth place' or 'Fifthly,' though modern English tends to favor simple numbering (1, 2, 3, 4, 5).

She is the quintessential professional, always on time and prepared.

Comparing 'fifth' to its neighbors, 'fourth' and 'sixth,' is also useful. 'Fifth' is unique because of the spelling change from 'five' (dropping the 'e' and changing 'v' to 'f'). This is similar to 'twelfth' (from twelve). Understanding these patterns helps in mastering the entire set of English ordinal numbers. Whether you are using 'fifth' to describe a gear, a symphony, or a fraction of a pie, its role is to provide a specific, ordered point of reference that 'five' simply cannot convey.

The fifth of the month is when my rent is due.

A fifth of the students passed the exam with honors.

The fifth string on a standard guitar is the A string.

How Formal Is It?

正式

中性

非正式

Child friendly

俚语

趣味小知识

The word 'fifth' is one of the few ordinals that undergoes a significant spelling change from its cardinal root ('five'), changing the 'v' to an 'f' and dropping the 'e'.

发音指南

UK /fɪfθ/

US /fɪfθ/

The stress is on the single syllable. It is a monosyllabic word.

押韵词

width (near rhyme) depth (near rhyme) twelfth (near rhyme) myth (near rhyme) pith (near rhyme) smith (near rhyme) gift (near rhyme) lift (near rhyme)

常见错误

Pronouncing it as 'fift' (missing the 'h').
Pronouncing it as 'fifs' (replacing 'th' with 's').
Pronouncing it as 'fith' (missing the second 'f').
Adding an extra syllable like 'five-th'.
Confusing it with 'fifty' (/ˈfɪf.ti/).

难度评级

阅读 1/5

Very easy to recognize in text.

写作 3/5

Spelling is tricky due to the 'f' before 'th'.

口语 4/5

The /fθ/ sound cluster is difficult for many non-native speakers.

听力 2/5

Easy to hear, but can be confused with 'fifty' in noisy environments.

接下来学什么

前置知识

five first second third fourth

接下来学习

sixth tenth fifteen fifty fiftieth

高级

quintessential quintuple quintet quinary subdominant

需要掌握的语法

Ordinal Number Formation

Most ordinals add '-th', but 'five' changes to 'fifth'.

Fractions as Nouns

When a fraction is more than one, the ordinal becomes plural: 'two-fifths'.

Definite Article with Ordinals

Use 'the' before 'fifth' when it refers to a specific position.

Hyphenating Compound Adjectives

Use a hyphen for 'fifth-floor apartment' or 'fifth-grade student'.

Ordinal Adverbs

Use 'fifthly' to introduce the fifth point in a formal list.

按水平分级的例句

My birthday is on the fifth of June.

Mon anniversaire est le cinq juin.

Ordinal numbers are used for dates.

He is the fifth person in the line.

Il est la cinquième personne dans la file.

The definite article 'the' is used before 'fifth'.

I live on the fifth floor.

J'habite au cinquième étage.

'Fifth' acts as an adjective modifying 'floor'.

The fifth car is red.

La cinquième voiture est rouge.

Use 'fifth' to show position in a series.

Open your book to the fifth page.

Ouvrez votre livre à la cinquième page.

Ordinal numbers help locate specific items.

This is my fifth day in London.

C'est mon cinquième jour à Londres.

'Fifth' shows the progression of time.

The fifth cat is very small.

Le cinquième chat est très petit.

Adjective use in a simple sentence.

She won the fifth prize.

Elle a gagné le cinquième prix.

Rankings use ordinal numbers.

I only ate a fifth of the pizza.

J'ai seulement mangé un cinquième de la pizza.

'A fifth' is a fraction (1/5).

The fifth chapter is the most interesting.

Le cinquième chapitre est le plus intéressant.

Ordinal numbers help identify parts of a whole.

He finished in fifth place in the race.

Il a terminé à la cinquième place de la course.

Commonly used for sports rankings.

This is the fifth time I have seen this movie.

C'est la cinquième fois que je vois ce film.

Used to count occurrences of an event.

The fifth month of the year is May.

Le cinquième mois de l'année est mai.

Standard way to order months.

We need a fifth player for our basketball team.

Nous avons besoin d'un cinquième joueur pour notre équipe de basket.

Used to indicate a required addition to a group.

The office is on the fifth street after the park.

Le bureau est dans la cinquième rue après le parc.

Used for giving directions.

She is in the fifth grade at school.

Elle est en cinquième année à l'école.

Refers to a specific year of education.

A fifth of the students failed the exam.

Un cinquième des étudiants a échoué à l'examen.

Used for statistical proportions.

They are celebrating their fifth wedding anniversary.

Ils fêtent leur cinquième anniversaire de mariage.

Milestones are marked with ordinals.

I felt like a fifth wheel on their date.

Je me sentais comme une cinquième roue du carrosse pendant leur rendez-vous.

Idiomatic expression for feeling redundant.

The fifth gear is for driving fast on the highway.

La cinquième vitesse est pour conduire vite sur l'autoroute.

Technical use in mechanics.

The company opened its fifth branch in Paris.

L'entreprise a ouvert sa cinquième succursale à Paris.

Used to track business expansion.

Please read the fifth paragraph of the article.

Veuillez lire le cinquième paragraphe de l'article.

Precise reference in a text.

The fifth symphony of Beethoven is world-famous.

La cinquième symphonie de Beethoven est mondialement connue.

Used to identify musical works.

He was the fifth person to be interviewed for the job.

Il était la cinquième personne à être interviewée pour le poste.

Used in professional contexts.

The witness decided to plead the Fifth during the trial.

Le témoin a décidé d'invoquer le cinquième amendement pendant le procès.

Legal idiom referring to the US Constitution.

The fifth-place finisher was disqualified for cheating.

Le concurrent arrivé cinquième a été disqualifié pour tricherie.

Compound adjective 'fifth-place'.

The perfect fifth is a fundamental interval in music theory.

La quinte juste est un intervalle fondamental en théorie musicale.

Specialized terminology in music.

One-fifth of the world's population lives in China.

Un cinquième de la population mondiale vit en Chine.

Used for global demographic data.

The fifth-generation fighter jet is highly advanced.

L'avion de chasse de cinquième génération est très perfectionné.

Refers to a stage of technological development.

She is the fifth woman to hold this executive position.

Elle est la cinquième femme à occuper ce poste de direction.

Used to highlight social milestones.

The fifth amendment protects against self-incrimination.

Le cinquième amendement protège contre l'auto-incrimination.

Specific legal reference.

The fifth house on the street has a beautiful garden.

La cinquième maison de la rue a un magnifique jardin.

Descriptive use for location.

The quintessence of his argument was found in the fifth chapter.

La quintessence de son argument se trouvait dans le cinquième chapitre.

Advanced vocabulary 'quintessence' related to 'fifth'.

The fifth column within the organization worked to undermine the project.

La cinquième colonne au sein de l'organisation a travaillé pour saper le projet.

Political idiom for internal subversion.

The fifth-largest economy in the world is currently facing a recession.

La cinquième économie mondiale est actuellement confrontée à une récession.

Economic ranking and complex sentence structure.

He invoked the Fifth to avoid answering the senator's questions.

Il a invoqué le cinquième amendement pour éviter de répondre aux questions du sénateur.

Elliptical use of 'the Fifth' in a legal context.

The fifth act of the play brings all the subplots to a tragic conclusion.

Le cinquième acte de la pièce amène toutes les intrigues secondaires à une conclusion tragique.

Literary analysis term.

Two-fifths of the budget was allocated to research and development.

Deux cinquièmes du budget ont été alloués à la recherche et au développement.

Plural fraction 'two-fifths'.

The fifth-century ruins provide a glimpse into ancient life.

Les ruines du cinquième siècle offrent un aperçu de la vie ancienne.

Historical time period marker.

The fifth string of the cello produces a deep, resonant tone.

La cinquième corde du violoncelle produit un ton profond et résonnant.

Technical musical description.

The fifth-dimensional theory challenges our traditional understanding of physics.

La théorie de la cinquième dimension remet en question notre compréhension traditionnelle de la physique.

Highly abstract scientific concept.

In the fifth instance of the recurring motif, the composer shifts to a minor key.

Dans la cinquième occurrence du motif récurrent, le compositeur passe à une tonalité mineure.

Precise analysis of structure.

The fifth-ranked player staged a remarkable comeback in the final set.

Le joueur classé cinquième a effectué un retour remarquable dans le dernier set.

Nuanced sports reporting.

The fifth monarchy was a belief held by radical religious groups in the 17th century.

La cinquième monarchie était une croyance entretenue par des groupes religieux radicaux au XVIIe siècle.

Obscure historical reference.

The fifth-largest moon of Jupiter, Amalthea, has an irregular shape.

La cinquième plus grande lune de Jupiter, Amalthée, a une forme irrégulière.

Scientific astronomical data.

The fifth-floor penthouse offers an unparalleled view of the skyline.

Le penthouse du cinquième étage offre une vue imprenable sur la ligne d'horizon.

Sophisticated descriptive language.

The fifth-century BCE was a golden age for Athenian democracy.

Le cinquième siècle avant notre ère a été un âge d'or pour la démocratie athénienne.

Precise historical dating.

The fifth-most common element in the Earth's crust is magnesium.

Le cinquième élément le plus commun dans la croûte terrestre est le magnésium.

Scientific ranking.

常见搭配

fifth floor

fifth anniversary

fifth place

fifth gear

fifth amendment

fifth symphony

fifth wheel

fifth column

fifth grade

fifth of a second

常用短语

the fifth of [Month]

every fifth [Noun]

a fifth of

fifth and final

fifth most

the fifth element

fifth row

fifth avenue

fifth century

fifth string

容易混淆的词

fifth vs fiftieth

50th vs 5th. Be careful with the extra syllables in fiftieth.

fifth vs five

Cardinal vs Ordinal. Use 'five' for quantity, 'fifth' for position.

fifth vs fith

This is a common misspelling. Always include the second 'f'.

习语与表达

"plead the fifth"

To refuse to answer a question because the answer might incriminate you.

When asked about the missing money, he decided to plead the fifth.

Informal/Legal

"fifth wheel"

A person who is unnecessary or unwelcome in a group, especially with couples.

I didn't want to go to dinner with them because I'd be a fifth wheel.

Informal

"fifth column"

A group within a country at war who are working for the enemy.

The government feared a fifth column was operating in the capital.

Formal/Political

"take the fifth"

Same as 'plead the fifth'; to remain silent.

I'll take the fifth on that question, if you don't mind.

Informal

"the fifth dimension"

Something that is mysterious or beyond normal understanding.

The music seemed to come from the fifth dimension.

Informal/Creative

"fifth gear"

To work or move at maximum speed or intensity.

The project is finally in fifth gear.

Informal

"fifth estate"

Often refers to social media or bloggers as a force similar to the traditional press.

The fifth estate has changed how we consume news.

Formal/Media

"the fifth taste"

Refers to 'umami,' the savory taste alongside sweet, sour, salty, and bitter.

Soy sauce provides that essential fifth taste.

Neutral/Culinary

"fifth of whiskey"

A standard bottle size in the US (750ml).

He bought a fifth of whiskey for the party.

Informal

"fifthly"

In the fifth place (used in lists).

Fifthly, we need to consider the cost.

Formal

容易混淆

fifth vs fifty

They sound similar at the beginning.

Fifty is the number 50; fifth is the position 5th.

I have fifty dollars, but this is my fifth dollar spent today.

fifth vs fifteen

Both start with 'fif-'.

Fifteen is the number 15; fifth is the position 5th.

He is fifteen years old and in the fifth grade.

fifth vs fourth

They are adjacent ordinals.

Fourth is 4th; fifth is 5th.

The fourth runner was fast, but the fifth was faster.

fifth vs fiftieth

Both are ordinals related to five.

Fiftieth is 50th; fifth is 5th.

It's their fifth anniversary, not their fiftieth!

fifth vs fist

Similar spelling and sound.

A fist is a closed hand; fifth is a number.

He held the fifth coin in his fist.

句型

The [Noun] is the fifth [Noun].

The blue car is the fifth car.

I live on the fifth [Noun].

I live on the fifth floor.

It is the fifth time [Subject] [Verb].

It is the fifth time I have been here.

[Fraction] of the [Noun] [Verb].

One-fifth of the students are here.

The [Adjective] [Noun] is the fifth most [Adjective].

The Nile is the fifth most famous river.

By the fifth [Noun], the [Noun] had [Verb-ed].

By the fifth chapter, the hero had died.

He felt like a fifth [Noun].

He felt like a fifth wheel.

She decided to plead the fifth.

词族

名词

动词

形容词

如何使用

frequency

Very common in both spoken and written English.

常见错误

fith → fifth
Missing the second 'f'. This is the most common spelling error.
fiveth → fifth
Incorrectly adding 'th' to 'five' without changing the 'v' to 'f'.
5rd → 5th
Using the wrong ordinal suffix. Only 3 uses 'rd'.
two fifth → two fifths
Forgetting to pluralize the fraction when the numerator is greater than one.
I am in five grade. → I am in the fifth grade.
Using a cardinal number instead of an ordinal number for a position.

小贴士

The Double F

Remember that 'fifth' has two 'f's. If you write 'fith', it's wrong. Think: Fi-f-th.

The Tongue Tip

To say the 'th' at the end, put your tongue between your teeth and blow air out gently.

The Definite Article

Usually, we say 'the fifth' because there is only one fifth position in a specific list.

20 Percent

A fifth is the same as 20%. This is useful for calculating tips or discounts.

Perfect Harmony

A 'perfect fifth' is the most common interval in music. It sounds very stable and strong.

Guy Fawkes

If you are in the UK, remember 'the fifth of November' for fireworks and bonfires.

No Extra Wheels

Don't say 'five wheel'. The idiom is always 'fifth wheel'.

Ordinal Suffix

Always use 'th' for 5. Never use 'st', 'nd', or 'rd'.

Related Words

Learn 'quintet' (5 people) and 'quintuple' (x5) along with 'fifth'.

Context Clues

If you hear 'floor' or 'anniversary', the speaker is almost certainly saying 'fifth'.

记住它

记忆技巧

Think of the word 'fifty'. It has two 'f's. 'Fifth' also has two 'f's. F-I-F-T-H.

视觉联想

Imagine a hand with five fingers. The thumb is often counted as the first, and the pinky as the fifth.

Word Web

five ordinal fraction 5th sequence order 20% position

挑战

Try to say 'The fifth fish is thick' five times fast without stumbling over the 'f' and 'th' sounds.

词源

Derived from the Old English word 'fīfta', which comes from the Proto-Germanic '*fimftô'. It has been part of the English language for over a millennium, evolving from its Germanic roots.

原始含义： The ordinal number corresponding to five.

Germanic

文化背景

No specific sensitivities, but be aware that 'fifth wheel' can be slightly self-deprecating or imply social exclusion.

In the UK, 'Guy Fawkes Night' is on the fifth of November. In the US, 'Cinco de Mayo' (the fifth of May) is widely celebrated.

Beethoven's Symphony No. 5 The Fifth Element (Movie) The Fifth Amendment of the US Constitution

在生活中练习

真实语境

Ordering/Sequencing

the fifth item
fifth in line
the fifth step
the fifth one

Dates and Time

the fifth of July
every fifth year
the fifth hour
the fifth century

Mathematics/Fractions

one-fifth
two-fifths
a fifth of the total
divide by a fifth

Locations

the fifth floor
the fifth house
fifth avenue
the fifth row

Music

a perfect fifth
the fifth symphony
the fifth note
the fifth string

对话开场白

"What is the fifth thing on your bucket list?"

"Who was your fifth-grade teacher?"

"Have you ever felt like a fifth wheel in a group?"

"What happened on the fifth of last month?"

"If you could have a fifth sense, what would it be?"

日记主题

Describe the fifth most important person in your life and why they matter.

Write about a time you finished in fifth place or lower and what you learned.

If you had to give away a fifth of your belongings, what would you keep?

Imagine you are living in the fifth century. What does your daily life look like?

What is the fifth goal you want to achieve this year?

常见问题

10 个问题

It is spelled F-I-F-T-H. A common mistake is to forget the second 'f' or to try and write 'fiveth'. Remember to change the 'v' in 'five' to an 'f' before adding 'th'.

This is a legal term from the United States. It refers to the Fifth Amendment of the Constitution, which allows a person to refuse to answer questions that might make them look guilty of a crime.

Yes, 'a fifth' or 'one-fifth' means one part out of five equal parts, or 20%. For example, 'I ate a fifth of the pie' means you divided the pie into five pieces and ate one.

It is pronounced /fɪfθ/. You make the 'f' sound, then the 'i' sound, then another 'f' sound, and finally the soft 'th' sound (like in 'think'). It can be difficult to say quickly!

An idiom for someone who is extra or unnecessary in a social situation. Usually, it refers to a single person hanging out with two couples.

It refers to Ludwig van Beethoven's Symphony No. 5, one of the most famous pieces of classical music in history, known for its 'da-da-da-dum' opening.

Yes, 'fifthly' is the adverb form, used to introduce the fifth item in a list. However, many people just use 'fifth' or 'number five' in modern speech.

It is always '5th'. Only '1st', '2nd', and '3rd' have unique endings. All other numbers, including 5, use 'th'.

In the US, a 'fifth' is a common term for a 750ml bottle of spirits. It originally meant one-fifth of a US gallon.

In physics and science fiction, it refers to a hypothetical extra dimension beyond the three dimensions of space and one of time.