Modal Verbs in Mandarin Chinese

In Brief

Mandarin modal verbs such as 会, 能, 可以, 要, 想, and 应该 normally come before the main verb: 我想去中国 means “I want to go to China.” They never change form for person or number. The key is choosing by meaning: learned skill, practical ability, permission, desire, intention, or advice.

Overview

A modal verb is a verb-like word that adds a meaning such as ability, permission, willingness, or obligation to another verb. In 你能帮我吗？ (“Can you help me?”), 帮 is the main action and 能 presents that action as possible. Mandarin calls these words 能愿动词 (néngyuàn dòngcí), literally verbs connected with ability and willingness.

This is an A1 topic because a small set of modal verbs unlocks a large number of useful sentences. Once you know common verbs such as 去 “go,” 吃 “eat,” and 说 “speak,” you can immediately say that you can, want to, may, or should do those actions. Unlike English, Mandarin does not insert “to” between the modal and the following verb: 我想去, not a structure equivalent to “I want to go.”

The word order is easy; the meanings require more attention. English “can,” for example, may correspond to 会, 能, or 可以. Mandarin normally distinguishes knowing how to do something, being able to do it in the present circumstances, and having permission to do it.

How It Works

The beginner pattern

The basic order is:

subject + modal verb + main verb + object or complement

The subject is who or what the sentence is about. An object is the person or thing affected by the action. In 我会说中文, 我 is the subject, 会 is the modal, 说 is the main verb, and 中文 is the object.

Part	Chinese	Meaning
Subject	我	I
Modal verb	会	can / know how to
Main verb	说	speak
Object	中文	Chinese
Complete sentence	我会说中文。	I can speak Chinese.

Mandarin verbs do not conjugate—that is, they do not change their form to match “I,” “you,” “she,” or “they.” Compare 我会做饭 (“I can cook”) and 他们会做饭 (“They can cook”): 会 remains unchanged.

Time words usually appear before the modal or near the beginning of the sentence:

• 我今天能来。 — I can come today.
• 他明天要工作。 — He is going to work tomorrow.
• 你现在应该休息。 — You should rest now.

Choosing the right modal

Modal	Pinyin	Typical English meaning	Main idea
会	huì	can; know how to; will	learned skill; prediction
能	néng	can; be able to	ability allowed by a person or situation
可以	kěyǐ	may; can	permission or acceptability
要	yào	want to; need to; going to	strong desire, need, or intention
想	xiǎng	would like to; want to	wish or softer intention
应该	yīnggāi	should; ought to	advice or reasonable expectation

会: a learned skill

Use 会 when someone has learned how to perform an activity:

• 我会游泳。 — I can swim.
• 她会说汉语。 — She can speak Chinese.
• 你会开车吗？ — Can you drive?

For a skill, 会 says that the knowledge has been acquired. It does not necessarily say whether the action is possible right now. A person may know how to drive but be unable to drive today because the car is broken.

能: ability in real conditions

Use 能 for physical capacity or when circumstances make an action possible:

• 你能帮我吗？ — Can you help me?
• 我今天不能来。 — I cannot come today.
• 这里太黑，我不能看书。 — It is too dark here; I cannot read.

The contrast is useful:

• 我会开车。 — I know how to drive.
• 我今天不能开车。 — I cannot drive today (perhaps I am ill or have no car).

能 can also refer to an achieved level or capacity: 他能跑十公里 means “He can run ten kilometres.”

可以: permission and what is acceptable

Use 可以 to ask for or give permission:

• 可以进来吗？ — May I come in?
• 你可以坐这里。 — You may sit here.
• 这里不可以抽烟。 — Smoking is not allowed here.

English often uses “can” for permission, so Can I sit here? is naturally 我可以坐这里吗？ If the question is whether a chair is physically usable, 能 may be more appropriate. In everyday speech, however, 能 and 可以 can overlap when asking whether something is possible or permitted.

想 and 要: two kinds of “want”

Both can introduce a desired action, but they do not always have the same force.

想 usually presents a wish, preference, or idea. It often feels softer:

• 我想喝咖啡。 — I would like to drink coffee.
• 我想去中国。 — I want to go to China.

要 can express a stronger want, a decision, a need, or an intention:

• 我要一杯茶。 — I want a cup of tea.
• 我要回家。 — I want to / am going to go home.
• 你要早点儿睡。 — You need to go to bed earlier.

Tone and context matter. A bare 我要…… can sound firm, which is useful when ordering something but may sound demanding in a personal request. 我想…… is often a safer choice for “I’d like to…”.

Do not treat 想 as only a modal. Before a noun or a clause, it can mean “think about” or “miss”: 我想家 means “I miss home.” This article focuses on 想 + verb, where it expresses a wish.

应该: advice and expectation

Use 应该 when an action is advisable, proper, or reasonably expected:

• 你应该休息。 — You should rest.
• 我们应该早点儿走。 — We should leave earlier.
• 他应该知道。 — He should know / He is probably expected to know.

It usually gives advice rather than an absolute command. The context can make it moral (“people ought to do this”), practical (“this is the sensible action”), or predictive (“this is likely to be true”).

Negatives

Put 不 before the modal:

subject + 不 + modal + main verb

Chinese	English	What is negated
我不会游泳。	I cannot swim.	I have not learned how.
我今天不能游泳。	I cannot swim today.	Conditions prevent it.
这里不可以停车。	Parking is not allowed here.	Permission is denied.
我不想出去。	I do not want to go out.	No wish to do it.
你不应该开车。	You should not drive.	Driving is the inadvisable action.

Be especially careful with 不要. It can mean “do not” in a negative command: 不要说话！ (“Don’t talk!”). Depending on context, 我不要去 may sound like a forceful “I don’t want to go,” while 我不想去 is the ordinary, softer statement.

Questions

The simplest question adds 吗 at the end:

• 你会做饭吗？ — Can you cook?
• 我可以进去吗？ — May I go in?
• 我们应该现在走吗？ — Should we leave now?

Another common pattern repeats the modal in positive and negative form. This is an A-not-A question, a choice between “yes” and “no” built into the sentence:

• 你会不会说中文？ — Can you speak Chinese?
• 他能不能来？ — Can he come?
• 我可不可以坐这里？ — May I sit here?
• 你想不想吃饭？ — Do you want to eat?
• 我们要不要走？ — Shall we leave? / Do we want to leave?

Do not normally combine an A-not-A form with final 吗. Use either 你会说中文吗？ or 你会不会说中文？

Examples in Context

Mandarin	Pinyin	English	Note
我会游泳。	Wǒ huì yóuyǒng.	I can swim.	Learned skill
她不会开车。	Tā bú huì kāichē.	She cannot drive.	She does not know how
你能帮我吗？	Nǐ néng bāng wǒ ma?	Can you help me?	Practical ability
我今天不能来。	Wǒ jīntiān bù néng lái.	I cannot come today.	Circumstances prevent it
可以进来吗？	Kěyǐ jìnlái ma?	May I come in?	Asking permission; subject omitted
你可以用我的电脑。	Nǐ kěyǐ yòng wǒ de diànnǎo.	You may use my computer.	Giving permission
这里不可以拍照。	Zhèlǐ bù kěyǐ pāizhào.	You may not take photos here.	A rule
我想去中国。	Wǒ xiǎng qù Zhōngguó.	I want to go to China.	Wish or plan
你想不想喝茶？	Nǐ xiǎng bu xiǎng hē chá?	Would you like some tea?	A-not-A question
我要买这本书。	Wǒ yào mǎi zhè běn shū.	I want to buy this book.	Firm intention
我们要不要坐地铁？	Wǒmen yào bu yào zuò dìtiě?	Shall we take the subway?	Discussing a plan
你应该多喝水。	Nǐ yīnggāi duō hē shuǐ.	You should drink more water.	Advice
他不应该开这么快。	Tā bù yīnggāi kāi zhème kuài.	He should not drive this fast.	Advising against an action
明天会下雨。	Míngtiān huì xiàyǔ.	It will probably rain tomorrow.	Prediction; later use of 会

Common Mistakes

Using 会 for every meaning of “can”

• Wrong: 我会进来吗？ (when asking permission)
• Right: 我可以进来吗？
• Why: 会 is mainly for learned skill in the beginner pattern. Permission normally calls for 可以.

Confusing knowledge with present ability

• Wrong: 我今天不会开车。 (if you know how, but cannot drive today)
• Right: 我今天不能开车。
• Why: 不会 says you do not know how. 不能 says present conditions prevent the action.

Adding an English-style “to”

• Wrong: 我想到去中国。
• Right: 我想去中国。
• Why: In the modal pattern, the main verb follows directly. 到 has its own meanings, including “arrive at,” and is not a general equivalent of English “to.”

Putting the negative after the modal

• Wrong: 我会不游泳。
• Right: 我不会游泳。
• Why: For the basic negative, 不 comes before the modal.

Making a wish sound like an order

• Awkward in a gentle request: 我要你帮我。
• More tactful: 我想请你帮我。 — I’d like to ask you to help me.
• Why: 要 can sound strong or directive. 想 and 请 make a request less abrupt.

Mixing two question patterns

• Wrong: 你会不会说中文吗？
• Right: 你会说中文吗？ / 你会不会说中文？
• Why: Final 吗 and the A-not-A pattern are two separate ways to form a yes–no question.

Usage Notes

Mandarin often omits a subject when it is obvious from the situation. At a doorway, 可以进来吗？ is complete because everyone understands who wants to enter. English generally requires “I,” but Mandarin does not always do so.

When granting permission, a short 可以 can mean “Yes, you may” or “That is fine.” Likewise, 不可以 can stand alone for “No, that is not allowed.” In conversation, 能不能……？ and 可不可以……？ are common request forms. The second keeps permission more explicit; the first can ask whether the listener is able or willing.

Pinyin spelling reflects a tone change in speech: 不 is written bù on its own, but is pronounced bú before a fourth-tone syllable, as in 不会 (bú huì). In A-not-A questions such as 会不会, pinyin resources may write the unstressed second 不 as bu. The Chinese character itself never changes.

Beyond the Basics / Advanced Use

You do not need to master these points at A1, but they explain uses you will soon encounter.

会 and 要 can point toward the future

Mandarin has no verb conjugation dedicated to future tense. 会 often marks a prediction, while 要 often marks intention or an approaching event:

• 明天会下雨。 — It will probably rain tomorrow.
• 我明年要去北京。 — I am going to Beijing next year.
• 火车要开了。 — The train is about to leave.

Time words and context remain important. This future use connects directly with Future Expressions.

The position of 不 can change the scope

Scope means which part of the message a word applies to. Compare:

• 你不应该去。 — You should not go.
• 你应该不去。 — You should choose not to go.

The first is the normal, unmarked way to advise against going. The second places the negative more closely with 去 and can sound contrastive. Beginners should use 不应该 + verb for ordinary “should not.”

没能 describes a failed opportunity

For past situations, 没能 + verb often means that someone did not manage to do something:

• 昨天我没能来。 — I was not able to come yesterday.

This differs from 不会, which describes a missing skill, and from basic 不能, which describes inability or prohibition. 没能 looks back at an outcome that did not happen.

Modals can combine, but order carries meaning

More than one modal-like expression may occur when each adds a separate layer:

• 我应该能来。 — I should be able to come.
• 他可能会迟到。 — He may be late / It is possible that he will be late.

These combinations are not random. The broader judgment—“should,” “possibly”—usually comes before the ability or prediction closer to the action. Learn common combinations as complete phrases rather than stacking modals freely.

会了 can mark a newly acquired skill

Although modal verbs do not conjugate, 了 may mark a new situation:

• 我会游泳了。 — I can swim now / I have learned to swim.

Here 了 does not create a past-tense form of 会. It signals that the situation has changed: previously the speaker could not swim, but now they can.

Practice Tips

1. Make three-way “can” sets. Choose an action such as 开车 “drive” and say one sentence with 会 (know how), one with 能 (circumstances allow it), and one with 可以 (permission). This trains meaning rather than translation.
2. Turn each statement into two questions. Change 你会做饭 into 你会做饭吗？ and 你会不会做饭？ Repeat with 能, 可以, 想, and 要.
3. Listen for the speaker’s attitude. When you hear 想, 要, or 应该, ask whether the speaker is expressing a wish, a firm plan, a need, advice, or an expectation. Save the whole sentence, not just the modal.

Related Concepts

• Prerequisite: Common Verbs — provides the everyday action verbs that follow these modals.
• Next step: Future Expressions — expands the predictive and future uses of 会 and 要, alongside 打算, 准备, and 快要……了.