Diese Seite in deiner Sprache

English

فارسی

العربية

Español

Français

日本語

한국어

Português

中文

हिन्दी

A1 auxiliary #700 am häufigsten 9 Min. Lesezeit

必须

bixu Top 700

At the A1 level, you should focus on the simplest use of 必须 (bìxū) as 'must.' Think of it as a way to express basic rules or strong needs. At this stage, you only need to know the basic structure: Subject + 必须 + Verb. For example, 'I must eat' (我必须吃) or 'You must go' (你必须去). It is a very useful word for expressing urgency or a requirement that cannot be ignored. You should also learn that it is the opposite of 'want' (想) or 'can' (可以) in terms of freedom—must means you have no choice. Keep your sentences short and focus on daily activities like going to school, working, or eating. Don't worry about complex negations yet; just focus on the affirmative 'must.'

At the A2 level, you can start using 必须 (bìxū) in more varied contexts, such as giving simple advice or following instructions. You should understand that 必须 is stronger than 应该 (should). You will encounter it in signs (e.g., 'Must wear a mask') and in parental commands. A key development at this level is learning the correct way to say 'don't have to.' Remember, we don't say '不必须.' Instead, we use '不用' (bùyòng). So, 'You don't have to go' is '你不用去.' This is a major milestone in mastering the word. You should also be able to use 必须 with basic time expressions, like 'must go now' (必须现在去).

At the B1 level, you should be comfortable using 必须 (bìxū) in both spoken and written Chinese. You will start to see the difference between 必须 (must) and its homophone 必需 (essential). 必须 is an auxiliary verb, while 必需 is often an adjective or part of a noun phrase (like 'necessities'). You should also be able to use 必须 to express logical necessity, not just personal obligation. For example, 'To learn Chinese well, you must practice every day.' At this level, you can also experiment with the informal version '得' (děi) in conversation to sound more natural. You should also understand the use of 必须 in formal notices and how it contributes to an authoritative tone.

At the B2 level, your use of 必须 (bìxū) should reflect an understanding of tone and register. You will know when 必须 is too strong and when to use '务必' (wùbì) for formal urgency or '不得不' (bùdébù) for 'having no choice but to.' You should be able to use 必须 in complex sentences with conjunctions like '只有...才...' (Only if... then...). For example, '只有努力，才必须面对挑战' (Wait, that's not quite right—more like '你必须努力，才能成功'). You should also be able to identify 必须 in legal or technical texts where it defines mandatory requirements. Your ability to distinguish between subjective necessity ('I feel I must') and objective necessity ('The law says I must') becomes more refined.

At the C1 level, you will explore the philosophical and rhetorical uses of 必须 (bìxū). You will see it used in literature and political speeches to create a sense of inevitability or moral imperative. You should be able to analyze how 必须 functions in abstract arguments. For instance, 'Freedom must be earned.' You will also be sensitive to the nuances of 必须 in different dialects and historical contexts. You should be able to use 必须 in high-level writing to structure arguments, establishing certain premises as 'must-haves' for your conclusion. Your understanding of the word's etymology (必 - certainly, 须 - need) will help you appreciate its deep roots in the concept of 'certain need.'

At the C2 level, you have a native-like grasp of 必须 (bìxū). You can use it with precision in any context, from legal drafting to poetic expression. You understand its role in classical-style modern Chinese and can distinguish it from archaic equivalents. You can use 必须 to create specific stylistic effects, such as using it repetitively for emphasis in a speech. You are also fully aware of the social implications of using such a strong word and can navigate delicate social situations by choosing exactly the right level of necessity (必须 vs. 务必 vs. 应当). You can explain the subtle differences in meaning and usage to other learners, including the historical evolution of the characters themselves.

Jetzt üben Beispiele Notizen & Tipps

必须 in 30 Sekunden

必须 (bìxū) is the standard Chinese word for 'must' or 'have to,' expressing strong obligation or necessity in various contexts.
It is an auxiliary verb that always precedes the main verb in a sentence, such as '我必须走' (I must leave).
The negative form of 必须 is not '不必须' but rather '不用' (don't need to) or '不必' (don't have to).
It is stronger than '应该' (should) and is used for rules, laws, and mandatory requirements in both speech and writing.

The Chinese word 必须 (bìxū) is a fundamental auxiliary verb that translates primarily to 'must,' 'have to,' or 'is required to.' In the landscape of Chinese modal verbs, it represents the highest level of necessity and obligation. When you use 必须, you are not merely suggesting an action; you are stating that the action is unavoidable, mandatory, or a logical certainty. It is the linguistic equivalent of a firm hand, guiding the listener toward a specific, non-negotiable path. Whether it is a mother telling her child they must finish their vegetables or a manager stating that a report must be submitted by Friday, 必须 carries the weight of authority and requirement.

Syntactic Function: As an auxiliary verb (or modal adverb), 必须 always precedes the main verb or verb phrase. It cannot stand alone as a predicate except in very specific, clipped responses. Its primary job is to modify the following action with the sense of 'necessity.'
Semantic Range: The range of 必须 covers both subjective necessity (the speaker's will) and objective necessity (laws of nature or society). For example, 'Plants must have water' and 'You must pay your taxes' both utilize 必须 to express different types of inevitability.

我们必须现在就走，否则会迟到的。(Wǒmen bìxū xiànzài jiù zǒu, fǒuzé huì chídào de.)

Translation: We must leave right now, otherwise we will be late.

In social interactions, the use of 必须 is often direct. While English speakers might soften a 'must' into a 'should' or 'need to' to avoid sounding bossy, Chinese speakers use 必须 when the requirement is clear and objective. However, in polite conversation, one might opt for '应该' (yīnggāi - should) to sound less demanding. Understanding 必须 is crucial for navigating any environment where rules, schedules, or logical conclusions are discussed. It is a word of commitment and certainty.

你必须遵守法律。(Nǐ bìxū zūnshǒu fǎlǜ.)

Translation: You must abide by the law.

Furthermore, 必须 is frequently used in instructional contexts. From recipes ('You must stir the sauce') to assembly manuals ('You must tighten the screws'), it provides the necessary imperative to ensure a successful outcome. It is also common in academic writing to express logical necessity, such as 'The conclusion must follow the premises.' In essence, 必须 is the linguistic glue that binds actions to their required conditions.

Using 必须 (bìxū) correctly involves understanding its placement within the standard Chinese sentence structure. The most common pattern is: Subject + 必须 + Verb/Verb Phrase + Object. Unlike English, where 'must' can sometimes be used in complex modal chains, Chinese 必须 is quite straightforward. It acts as an adverbial modifier for the verb that follows it. It is important to note that 必须 cannot be followed directly by a noun; it requires a verb to express what 'must' be done.

Standard Affirmative: The affirmative form is the most common. 'I must go' becomes '我必须走' (Wǒ bìxū zǒu). It expresses a direct requirement.
With Time Adverbs: If you want to say 'must immediately,' you place the time adverb after 必须. For example, '你必须马上出发' (You must set out immediately).

每个学生都必须参加考试。(Měi gè xuéshēng dōu bìxū cānjiā kǎoshì.)

Translation: Every student must take the exam.

One of the most tricky aspects for English speakers is the negation of 必须. In English, 'must not' indicates a prohibition. However, in Chinese, '不必须' is rarely used and often sounds unnatural. To express 'don't have to' or 'need not,' Chinese speakers use 不必 (bùbì) or 不用 (bùyòng). If you want to express 'must not' (prohibition), you use 不能 (bùnéng) or 不可以 (bù kěyǐ). This distinction is vital for clear communication.

你必须亲自去办理手续。(Nǐ bìxū qīnzì qù bànlǐ shǒuxù.)

Translation: You must go in person to handle the formalities.

In formal writing, 必须 is often paired with '务必' (wùbì) to add a layer of extreme urgency or formal command. For example, '请务必准时' (Please be sure to be on time). In casual speech, 必须 is often shortened or replaced by '得' (děi) in Northern dialects, which also means 'must' but feels much more colloquial. However, 必须 remains the standard, versatile choice for all levels of formality when expressing a requirement that cannot be ignored.

In daily life in China, 必须 (bìxū) is ubiquitous. You will hear it in the workplace, where deadlines and protocols are discussed. A boss might say, '这份报告必须在下班前完成' (This report must be finished before the end of the day). It sets clear expectations and leaves no room for ambiguity. In professional settings, 必须 is the language of efficiency and accountability.

Public Announcements: On subways or in airports, you'll hear: '乘客必须配合安检' (Passengers must cooperate with security checks). These announcements use 必须 to emphasize that the rules are for everyone's safety and are not optional.
Parental Guidance: Parents frequently use 必须 to instill discipline. '你必须先做作业再玩游戏' (You must do your homework before playing games). It establishes the hierarchy of priorities in a household.

进入实验室必须穿实验服。(Jìnrù shíyànshì bìxū chuān shíyàn fú.)

Translation: You must wear a lab coat to enter the laboratory.

You will also encounter 必须 in the context of self-discipline and personal goals. Many motivational speakers or self-help books in Chinese use 必须 to talk about the 'musts' of success. '如果你想成功，你必须努力' (If you want to succeed, you must work hard). Here, it functions as a logical prerequisite. In movies and TV dramas, 必须 is often used in high-stakes situations—doctors discussing a necessary surgery or police officers stating a requirement for a mission.

我们必须保护环境。(Wǒmen bìxū bǎohù huánjìng.)

Translation: We must protect the environment.

In digital spaces, such as app terms of service or registration pages, you will see '必须同意' (Must agree). It is the standard way to indicate a mandatory field or action. Even in casual texting, if a friend is insisting on something, they might say '你必须来！' (You must come!), showing enthusiasm and a strong desire for your presence. It’s a versatile word that scales from the gravity of the law to the warmth of an invitation.

Learning 必须 (bìxū) comes with a few pitfalls that can make a learner sound unnatural or even convey the wrong meaning. The most frequent error involves negation. In English, 'must' and 'must not' are direct opposites in terms of obligation. However, in Chinese, the opposite of 'must' (obligation) is 'don't have to' (lack of obligation). Many students mistakenly say '不必须' (bù bìxū), which is technically understandable but grammatically awkward and rarely used by native speakers.

The Negation Trap: Mistake: '你不必须去.' (Nǐ bù bìxū qù.) Correct: '你不用去' (Nǐ bùyòng qù) or '你不必去' (Nǐ bùbì qù). Use 不用 for 'don't need to' and 不必 for 'don't have to.'
Confusion with 必需 (bìxū): These two words are homophones (they sound exactly the same). However, 必须 is an auxiliary verb (must), while 必需 is an adjective/verb meaning 'essential' or 'required' (as in 'essential items'). You say '生活必需品' (daily necessities), not '生活必须品.'

错误：他不必须吃药。(Incorrect: He doesn't have to take medicine.)
正确：他不必吃药。(Correct: He doesn't need to take medicine.)

Another mistake is overusing 必须 in situations where it sounds too harsh. If you are asking a favor or making a polite suggestion, 必须 can sound like a command. For instance, telling a guest '你必须喝茶' (You must drink tea) might feel slightly aggressive. In such cases, using '请' (qǐng - please) or '可以' (kěyǐ - can/may) is much more appropriate. Context is key to ensuring your tone matches your intention.

注意：'必须'后面一定要接动词。(Note: '必须' must be followed by a verb.)

Lastly, some learners confuse 必须 with 一定 (yīdìng). While both can mean 'certainly' or 'must,' 一定 is more of an adverb expressing certainty or determination, whereas 必须 specifically denotes obligation. You can say '我一定要去' (I am determined to go) or '我必须去' (I am required to go). While they overlap, 必须 is the stronger choice for external requirements or rules.

To master Chinese, you need to know when to use 必须 (bìxū) and when to choose a synonym that fits the tone or context better. There are several words that express 'need' or 'should,' and each has its own nuance. Understanding these differences will help you sound more like a native speaker and less like a textbook.

必须 vs. 应该 (yīnggāi): 必须 is 'must' (obligation), while 应该 is 'should' (recommendation or moral duty). Use 必须 for rules and 应该 for advice. Example: '你必须交税' (You must pay taxes) vs. '你应该多喝水' (You should drink more water).
必须 vs. 需要 (xūyào): 需要 means 'need.' It focuses on a requirement or a lack of something. 必须 is more about the compulsion to act. Example: '我需要钱' (I need money) vs. '我必须赚钱' (I must earn money).
必须 vs. 得 (děi): 得 is the informal, spoken equivalent of 必须. It is very common in Northern China. Example: '我得走了' (I've got to go) is more casual than '我必须走了.'

比较：
1. 你必须去。(Must - Command)
2. 你务必去。(Be sure to - Formal/Urgent)
3. 你得去。(Have to - Casual)

In formal or written contexts, you might see 务必 (wùbì). This is a very strong 'must' often used in invitations or official notices to emphasize that something is of the utmost importance. For example, '请务必出席' (Please be sure to attend). It carries a sense of 'without fail.' On the other end of the spectrum, 不得不 (bùdébù) means 'have no choice but to,' which expresses a reluctant necessity. '我不得不放弃' (I had no choice but to give up).

By choosing the right word, you can convey exactly how much pressure or necessity you intend. 必须 is your reliable, standard tool for obligation, but knowing its neighbors like 应该, 需要, and 得 will make your Chinese much more expressive and natural.

How Formal Is It?

Formell

Neutral

Informell

Child friendly

Umgangssprache

Wusstest du?

The character 须 (xū) is actually a simplified version. The traditional version 須 includes the 'head' radical (頁), emphasizing that 'need' or 'must' is a mental or human requirement.

Aussprachehilfe

UK /biː ɕyː/

US /bi ʃu/

The stress is relatively even, but the falling tone on 'bì' often makes it sound more emphatic than 'xū'.

Reimt sich auf

继续 (jìxù) 由于 (yóuyú) 区域 (qūyù) 也许 (yěxǔ) 允许 (yǔnxǔ) 秩序 (zhìxù) 废墟 (fèixū) 虚 (xū)

Häufige Fehler

Pronouncing 'x' like English 'x' (ks). It should be a soft 'sh' sound.
Pronouncing 'u' in 'xu' like 'oo' in 'boot'. It must be the 'ü' sound (rounded lips, tongue forward).
Getting the tones wrong: 'bì' is 4th tone (falling), 'xū' is 1st tone (high level).
Confusing 'bì' with 'pì' (unaspirated vs. aspirated).
Mumbling the 'ü' sound so it sounds like 'i'.

Schwierigkeitsgrad

Lesen 2/5

The characters are relatively common and easy to recognize once learned.

Schreiben 3/5

The character '须' has several strokes, and '必' requires correct stroke order to look right.

Sprechen 2/5

The pronunciation is straightforward, though the 'x' sound can be tricky for beginners.

Hören 2/5

It is a very high-frequency word and easy to pick out in conversation.

Was du als Nächstes lernen solltest

Voraussetzungen

要 (yào) 想 (xiǎng) 去 (qù) 做 (zuò) 我 (wǒ)

Als Nächstes lernen

应该 (yīnggāi) 需要 (xūyào) 不必 (bùbì) 不用 (bùyòng)

Fortgeschritten

务必 (wùbì) 不得不 (bùdébù) 必需品 (bìxūpǐn) 必然 (bìrán)

Wichtige Grammatik

Modal Verbs Position

必须 (bìxū) is placed after the subject and before the main verb.

Negation of Necessity

To negate 必须, use 不用 (bùyòng) or 不必 (bùbì) instead of 不必须.

Double Negatives

不得不 (bùdébù) uses two negatives to express a strong 'must' (have no choice but to).

Emphasis with 一定

Adding 一定 (yīdìng) can reinforce the sense of 'must' or 'definitely.'

Logical vs. Deontic Must

Use 必须 for obligation; use 一定 or 肯定 for logical certainty (e.g., 'It must be him').

Beispiele nach Niveau

我必须去学校。

I must go to school.

Subject + 必须 + Verb + Object.

你必须吃饭。

You must eat.

Expressing a basic physical necessity.

我们必须走。

We must leave.

Simple plural subject with 必须.

他必须工作。

He must work.

Expressing an obligation related to a job.

你必须听老师的话。

You must listen to the teacher.

Common phrase for children/students.

今天必须完成。

Must finish today.

Time adverb '今天' can come before 必须.

你必须喝水。

You must drink water.

Simple necessity.

我必须睡觉了。

I must go to sleep now.

Using '了' to indicate a change of state/imminent action.

你必须在八点前到。

You must arrive before eight o'clock.

Using 必须 with a time limit.

进房间必须脱鞋。

You must take off your shoes to enter the room.

Expressing a cultural or house rule.

过马路必须看红绿灯。

You must look at the traffic lights when crossing the road.

Safety instruction.

你必须带护照。

You must bring your passport.

Essential requirement for travel.

我们必须保护动物。

We must protect animals.

Expressing a moral or social obligation.

你必须现在就做。

You must do it right now.

Adding '就' for emphasis on immediacy.

生病了必须吃药。

If you are sick, you must take medicine.

Logical consequence of being sick.

你必须说中文。

You must speak Chinese.

Language requirement.

要学好外语，必须多练习。

To learn a foreign language well, one must practice a lot.

Using 必须 to express a necessary condition for success.

我们必须考虑所有的可能性。

We must consider all possibilities.

Abstract verb '考虑' used with 必须.

你必须对自己负责。

You must be responsible for yourself.

Reflexive obligation.

这个任务必须由你来完成。

This task must be completed by you.

Using '由...来' structure with 必须.

法律规定，开车必须系安全带。

The law stipulates that you must wear a seatbelt while driving.

Formal legal requirement.

你必须学会独立生活。

You must learn to live independently.

Expressing a life necessity.

成功必须付出代价。

Success must come at a price.

Philosophical necessity.

你必须明白这件事的重要性。

You must understand the importance of this matter.

Emphasizing mental awareness.

我们必须采取有效措施来解决问题。

We must take effective measures to solve the problem.

Formal business/political language.

你必须保证不再犯同样的错误。

You must guarantee that you won't make the same mistake again.

Requirement for a guarantee/promise.

在紧急情况下，我们必须保持冷静。

In an emergency, we must remain calm.

Behavioral requirement in specific contexts.

申请奖学金必须符合以下条件。

Applying for a scholarship must meet the following conditions.

Institutional requirement.

你必须克服这些困难才能进步。

You must overcome these difficulties to make progress.

Using 必须 as a prerequisite for '才能'.

每个公民都必须履行纳税义务。

Every citizen must fulfill the obligation to pay taxes.

Formal civic duty.

我们必须尊重事实，不能主观臆断。

We must respect the facts and not make subjective assumptions.

Intellectual/logical requirement.

你必须学会如何与他人合作。

You must learn how to cooperate with others.

Social skill requirement.

任何理论都必须经受实践的检验。

Any theory must withstand the test of practice.

Academic/philosophical necessity.

我们必须在继承传统的基础上进行创新。

We must innovate on the basis of inheriting tradition.

Complex societal requirement.

你必须具备敏锐的洞察力才能发现商机。

You must possess keen insight to discover business opportunities.

Professional skill requirement.

政府必须加强对市场的监管。

The government must strengthen supervision of the market.

Policy requirement.

我们必须正视历史，才能开创未来。

We must face history squarely to create the future.

Historical/rhetorical necessity.

你必须在规定时间内提交申请，逾期不予受理。

You must submit the application within the specified time; late submissions will not be accepted.

Formal administrative requirement.

为了实现可持续发展，我们必须改变现有的消费模式。

To achieve sustainable development, we must change existing consumption patterns.

Global/environmental necessity.

一个优秀的领导者必须具备博大的胸怀。

An excellent leader must possess a broad mind.

Character requirement for leadership.

在多极化的世界中，各国必须寻求共识。

In a multipolar world, all countries must seek consensus.

Geopolitical necessity.

艺术创作必须植根于生活的土壤。

Artistic creation must be rooted in the soil of life.

Aesthetic/philosophical principle.

我们必须警惕技术异化对人类主体性的侵蚀。

We must be vigilant against the erosion of human subjectivity by technological alienation.

Advanced philosophical warning.

法治社会必须保障每个公民的基本权利。

A society ruled by law must guarantee the basic rights of every citizen.

Fundamental legal principle.

企业必须不断优化产业结构以应对全球竞争。

Enterprises must constantly optimize their industrial structure to cope with global competition.

Macroeconomic requirement.

文学作品必须具有深厚的人文关怀。

Literary works must possess profound humanistic concern.

Literary criticism standard.

我们必须在保护个人隐私与维护公共安全之间找到平衡。

We must find a balance between protecting personal privacy and maintaining public safety.

Complex policy dilemma.

人类必须与自然和谐共生，这是生存的底线。

Humans must live in harmony with nature; this is the bottom line for survival.

Existential imperative.

Häufige Kollokationen

必须完成

必须遵守

必须注意

必须经过

必须具备

必须承认

必须保证

必须面对

必须采取

必须符合

Häufige Phrasen

必须的

势在必须

必须指出

必须考虑到

必须坚持

必须做到

必须服从

必须依靠

必须明确

必须尽快

Wird oft verwechselt mit

必须 vs 必需 (bìxū)

A homophone. 必须 is 'must' (auxiliary verb), while 必需 is 'essential' (adjective/verb).

必须 vs 应该 (yīnggāi)

应该 is 'should' (advice), while 必须 is 'must' (obligation).

必须 vs 一定 (yīdìng)

一定 means 'certainly' or 'definitely.' It focuses on certainty, while 必须 focuses on requirement.

Redewendungen & Ausdrücke

"必不可少"

Absolutely necessary; indispensable. While not containing '必须' exactly, it uses the '必' (must) root.

水是生命中必不可少的。(Water is indispensable to life.)

Neutral / Formal

"言必信，行必果"

One must be true to their word and resolute in their deeds.

作为一个领导，他做到了言必信，行必果。

Formal / Literary

"事必躬亲"

To do everything oneself; to attend to everything in person.

他虽然是老板，但事必躬亲。

Neutral / Formal

"必经之路"

The only way; the road one must follow.

这是通往成功的必经之路。

Neutral

"必由之路"

The road that must be taken; an inevitable path.

改革是发展的必由之路。

Formal

"必争之地"

A place of strategic importance that must be fought for.

这个城市自古以来就是兵家必争之地。

Formal / Historical

"必死无疑"

Bound to die; certain death.

在那种情况下，他必死无疑。

Neutral / Dramatic

"必胜无疑"

Certain of victory.

我们对这场比赛必胜无疑。

Neutral

"何必当初"

Why bother doing it in the first place? (Often used as '早知今日，何必当初').

你现在后悔，早知今日，何必当初？

Neutral / Idiomatic

"想必如此"

Presumably so; most likely.

他没来，想必如此吧。

Neutral / Literary

Leicht verwechselbar

必须 vs 必需

They sound exactly the same (bìxū).

必须 is an auxiliary verb used before other verbs. 必需 is an adjective or verb used to describe things that are needed. You say '必须去' but '必需品'.

我们必须买生活必需品。

必须 vs 应该

Both express a level of necessity.

应该 is softer and suggests a moral duty or advice (should). 必须 is a hard requirement or command (must).

你应该去，但如果你不想去，你不必须（不用）去。

必须 vs 得 (děi)

Both mean 'must' or 'have to.'

得 is very informal and common in spoken Northern Chinese. 必须 is the standard word for all contexts.

我得走了 vs 我必须走了。

必须 vs 务必

Both express strong necessity.

务必 is much more formal and often used in written notices or by superiors to emphasize urgency.

请务必出席会议。

必须 vs 不得不

Both express 'must.'

不得不 emphasizes that there is no other choice, often with a sense of reluctance. 必须 is a more neutral statement of obligation.

我不得不离开。

Satzmuster

S + 必须 + V

我必须走。

S + 必须 + V + O

你必须带护照。

为了...，必须...

为了成功，必须努力。

S + 必须 + 对...负责

你必须对自己负责。

必须 + 采取 + 措施

必须采取有效措施。

S + 必须 + 保证...

你必须保证准时。

在...的基础上，必须...

在继承的基础上，必须创新。

必须 + 警惕...

我们必须警惕技术异化。

Wortfamilie

Substantive

Verben

Adjektive

Verwandt

So verwendest du es

frequency

Extremely high in both spoken and written Chinese.

Häufige Fehler

我不必须去学校。 → 我不用去学校。/ 我不必去学校。
The negative of 必须 is '不用' or '不必.' '不必须' is not standard Chinese.
这件衣服是必须的。 → 这件衣服是必需的。/ 这件衣服是必需品。
When describing an object as essential, use 必需 (adj) or 必需品 (noun), not the auxiliary 必须.
你必须不抽烟。 → 你不能抽烟。/ 禁止抽烟。
To express prohibition (must not), use 不能 or 禁止. 必须不 is incorrect.
他必须已经到了。 → 他一定已经到了。
For logical deductions (He must have arrived), use 一定, not 必须.
必须水。 → 必须喝水。
必须 is an auxiliary verb and must be followed by a verb, not directly by a noun.

Tipps

Placement

Always place 必须 before the verb. '我必须走' is correct; '我走必须' is wrong.

Don't say '不必须'

Remember to use '不用' or '不必' when you want to say 'don't have to.'

Homophone Alert

Distinguish between 必须 (must) and 必需 (essential). They sound the same but are used differently.

Tone Accuracy

The 4th tone on 'bì' is crucial for conveying the strength of the obligation.

Soften the Command

Use '应该' (should) instead of 必须 to sound less demanding in social situations.

Use '必须的'

Impress your friends by using '必须的！' as a cool way to say 'Of course!'

Use '务必'

In formal emails or notices, '务必' sounds more professional than 必须.

Logical Flow

Use 必须 to link a goal with its necessary action: '为了...，必须...'

Public Signs

Look for 必须 on signs in China; it usually indicates a rule you need to follow.

Social Order

Understand that 必须 reflects the importance of rules and collective responsibility in Chinese culture.

Einprägen

Eselsbrücke

Bì (sounds like 'Bee') + Xū (sounds like 'Shoo'). Think: A Bee must Shoo away anyone who touches its honey! It MUST happen.

Visuelle Assoziation

Imagine a big red 'STOP' sign that says 必须 in the middle. You have no choice but to stop.

Word Web

必须 (Must) 应该 (Should) 需要 (Need) 得 (Have to) 务必 (Be sure to) 不必 (No need) 一定 (Certainly) 规则 (Rules)

Herausforderung

Try to write three things you 'must' do today using 必须. Then, try to write three things you 'don't have to' do using 不用.

Wortherkunft

The word 必须 is composed of two characters: 必 (bì) and 须 (xū). 必 originally depicted a weapon handle or a divider, but evolved to mean 'certainly' or 'must.' 须 originally meant 'beard' (showing hair on a face), but was borrowed for its sound to mean 'must' or 'need' in ancient Chinese.

Ursprüngliche Bedeutung: The combination of 'certainly' and 'need' creates the modern meaning of 'absolute necessity.'

Sino-Tibetan

Kultureller Kontext

Be careful using 必须 with friends; it can sound bossy. Use 应该 or '能不能' to be more polite.

English speakers often use 'must' for logical deductions (It must be raining), but in Chinese, 必须 is mostly for obligation. For deductions, use 一定.

The phrase '必须的' was popularized by comedian Xiao Shenyang in a famous Spring Festival Gala sketch. Legal documents in China use 必须 to define mandatory statutes. Mao Zedong's writings often used 必须 to outline revolutionary requirements.

Im Alltag üben

Kontexte aus dem Alltag

At School

必须交作业 (Must hand in homework)
必须准时到校 (Must arrive at school on time)
必须穿校服 (Must wear school uniform)
必须听老师的话 (Must listen to the teacher)

At Work

必须完成任务 (Must complete the task)
必须参加会议 (Must attend the meeting)
必须加班 (Must work overtime)
必须遵守规定 (Must follow regulations)

Traveling

必须带护照 (Must bring passport)
必须提前预订 (Must book in advance)
必须换钱 (Must exchange money)
必须看地图 (Must look at the map)

Health

必须看医生 (Must see a doctor)
必须吃药 (Must take medicine)
必须多休息 (Must rest more)
必须运动 (Must exercise)

Daily Life

必须买菜 (Must buy groceries)
必须打扫房间 (Must clean the room)
必须付房租 (Must pay rent)
必须回家 (Must go home)

Gesprächseinstiege

"你觉得学生必须穿校服吗？ (Do you think students must wear school uniforms?)"

"在你的国家，开车必须注意什么？ (In your country, what must you pay attention to while driving?)"

"如果你想学好中文，你觉得必须做什么？ (If you want to learn Chinese well, what do you think you must do?)"

"你今天必须完成的最重要的事情是什么？ (What is the most important thing you must finish today?)"

"为了保持健康，我们必须养成哪些习惯？ (To stay healthy, what habits must we develop?)"

Tagebuch-Impulse

写一写你每天必须做的五件事，并解释为什么。 (Write about five things you must do every day and explain why.)

讨论一下在你的文化中，年轻人必须遵守的传统。 (Discuss the traditions that young people must follow in your culture.)

如果你是老板，你会要求员工必须具备什么样的素质？ (If you were a boss, what qualities would you require your employees to have?)

描述一个你不得不（必须）做出的艰难决定。 (Describe a difficult decision you had to (must) make.)

你认为为了保护地球，人类必须改变什么？ (What do you think humans must change to protect the Earth?)

Häufig gestellte Fragen

10 Fragen

Generally, no. 必须 is an auxiliary verb and needs a main verb to follow it. However, in the slang phrase '必须的！' (Absolutely!), it can stand alone as a response.

It depends on the context. With friends, it can sound a bit strong. To be more polite, you might use '应该' (should) or '需要' (need).

They are very similar. 必须 is slightly more formal and focuses on the obligation. 一定要 is more emphatic and focuses on the determination or certainty.

Do not use '必须不.' Use '不能' (bùnéng) or '不可以' (bù kěyǐ) for prohibition, or '禁止' (jìnzhǐ) for a formal ban.

In English, we say 'It must be him.' In Chinese, it's better to use '一定' (yīdìng) or '肯定' (kěndìng). 必须 is almost always for obligation.

Yes, very frequently. It is the standard word to define mandatory actions in laws and contracts.

The negative form is '不用' (bùyòng) or '不必' (bùbì), meaning 'don't have to' or 'no need to.'

须 is a more formal, often monosyllabic version used in written Chinese or classical-style phrases. 必须 is the standard modern compound.

No, 必须 must be followed by a verb. If you want to say 'X is a must,' you should use '...是必须的' or '...是必需品.'

It is a soft 'sh' sound. Place the tip of your tongue behind your lower teeth and blow air through. It's similar to the 'h' in 'huge' but more sibilant.

Teste dich selbst 200 Fragen

writing

Write a sentence: 'I must go to school.'

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

Simple Subject + 必须 + Verb + Object.