B1 · 中级 章节 7

Common Irregular Verbs: Part 2

5 总规则
52 例句
7 分钟
本章规则 快速练习

Chapter in 30 Seconds

Master the five 'power verbs' of the French subjunctive to express your deepest wishes and possibilities.

  • Conjugate five major irregular verbs in the subjunctive mood.
  • Identify stem changes in verbs like 'prendre' and 'venir'.
  • Express wishes, knowledge, and ability with natural native-like phrasing.
Unlock the emotional heart of French conversation.

你将学到什么

Hey friend! Ready to make your French way more exciting? This chapter is a big step, but don't worry, it's easier than you think and will truly help you speak like a real French person! In this section, you'll get familiar with 5 of the most important irregular French verbs that are essential for expressing your wishes, possibilities, and desires. You'll learn how to use verbs like pouvoir (to be able to), savoir (to know), vouloir (to want), prendre (to take), and venir (to come) in the subjunctive mood – that 'mood of feelings and desires.' For example, imagine you want to tell your friend: 'I want him to come' or 'I hope you can do this.' These verbs are your saviors right here! You'll discover how the verb stems change (like prenne or vienne), which isn't complicated at all and will make you sound much more natural and fluent. After this chapter, you'll be able to express your desires and feelings much more precisely and confidently in various situations, whether you're planning something with a French friend or ordering at a cafe. Ready to take your French to the next level and shine? Let's go!

Learning Objectives

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

  1. 1
    By the end you will be able to express possibilities using the irregular stem 'puiss-' for pouvoir.
  2. 2
    By the end you will be able to correctly use 'sache' and 'veuille' to express hopes and requirements regarding knowledge and will.
  3. 3
    By the end you will be able to manage the double-consonant stem changes in 'prendre' and 'venir' in the subjunctive.

章节指南

Overview

Welcome back, future French fluency champion! You're diving into
Common Irregular Verbs: Part 2,
a crucial step in mastering French grammar B1. This chapter is designed to make your French sound incredibly natural and expressive, moving beyond basic communication to truly convey your feelings, wishes, and possibilities.
We're focusing on five powerhouse irregular French verbs: pouvoir (to be able to), savoir (to know), vouloir (to want), prendre (to take), and venir (to come). Understanding these verbs, especially in the French subjunctive mood, is a hallmark of B1 French proficiency and will significantly elevate your conversational skills.
The French subjunctive might seem intimidating at first, but it's essentially the
mood of feelings and desires.
It's what you use when you're not stating a fact, but rather expressing a wish, doubt, emotion, or necessity. By the end of this guide, you'll comfortably use phrases like
I want you to come
or
I hope she can do it
– expressions that are fundamental to everyday French. We'll explore how their unique stems (like prenne or vienne) make them irregular, but also predictable once you know the patterns.
Get ready to unlock a new level of nuance and confidence in your French!

How This Grammar Works

At the heart of this chapter is the French subjunctive, a grammatical mood used to express subjectivity, emotion, doubt, desire, or obligation. It's often triggered by specific conjunctions (like que - that) or verbs expressing these sentiments. For the verbs we're covering, the stem often changes significantly from their infinitive form.
Let's break down the rules for each:
French Subjunctive: The 'Can-Do' Mood (pouvoir)
The subjunctive of pouvoir (to be able to/can) is essential for expressing possibilities or abilities, often with a nuance of desire or doubt. Its stem is puiss- for all forms except *nous* and *vous*, which use puissions and puissiez.
* que je puisse (that I can/may)
* que tu puisses (that you can/may)
* qu'il/elle/on puisse (that he/she/one can/may)
* que nous puissions (that we can/may)
* que vous puissiez (that you can/may)
* qu'ils/elles puissent (that they can/may)
* Example: Il faut que je puisse t'aider. (It is necessary that I can help you.)
French Irregular Subjunctive: To Know (savoir)
The subjunctive of savoir (to know a fact/how to do something) uses the stem sach-.
* que je sache (that I know)
* que tu saches (that you know)
* qu'il/elle/on sache (that he/she/one knows)
* que nous sachions (that we know)
* que vous sachiez (that you know)
* qu'ils/elles sachent (that they know)
* Example: Je doute qu'il sache la vérité. (I doubt that he knows the truth.)
French Wishes: The Irregular Subjunctive of 'Vouloir' (vouloir)
The subjunctive of vouloir (to want) is crucial for expressing desires. Its stem is veuill-.
* que je veuille (that I want)
* que tu veuilles (that you want)
* qu'il/elle/on veuille (that he/she/one wants)
* que nous voulions (that we want) (Note the change for *nous*/*vous*)
* que vous vouliez (that you want)
* qu'ils/elles veuillent (that they want)
* Example: Je veux que tu veuilles venir. (I want you to want to come.)
French Subjunctive: Irregular Stems (prendre)
For prendre (to take), the subjunctive stem is prenn- for *je, tu, il/elle/on, ils/elles*, but prenions and preniez for *nous* and *vous*.
* que je prenne (that I take)
* que tu prennes (that you take)
* qu'il/elle/on prenne (that he/she/one takes)
* que nous prenions (that we take)
* que vous preniez (that you take)
* qu'ils/elles prennent (that they take)
* Example: Il est important que nous prenions une décision. (It is important that we make a decision.)
French Coming & Going: The Subjunctive of 'Venir'
The subjunctive of venir (to come) uses the stem vienn- for *je, tu, il/elle/on, ils/elles*, but venions and veniez for *nous* and *vous*.
* que je vienne (that I come)
* que tu viennes (that you come)
* qu'il/elle/on vienne (that he/she/one comes)
* que nous venions (that we come)
* que vous veniez (that you come)
* qu'ils/elles viennent (that they come)
* Example: J'espère qu'elle vienne à la fête. (I hope that she comes to the party.)
These irregular stems are common, and with practice, you'll start to recognize their patterns. Notice how *nous* and *vous* forms often retain a more regular-looking stem, similar to their imperfect indicative forms.

Common Mistakes

  1. 1✗ Wrong: "Je veux qu'il veut venir."
✓ Correct: "Je veux qu'il veuille venir."
*Explanation:* After verbs expressing desire like vouloir + que, you *must* use the subjunctive in the second clause. The indicative veut is incorrect here.
  1. 1✗ Wrong:
    Il est essentiel que nous prenons le temps.
✓ Correct:
Il est essentiel que nous prenions le temps.
*Explanation:* The phrase il est essentiel que triggers the subjunctive. The correct *nous* form for the subjunctive of prendre is prenions, not the indicative prenons.
  1. 1✗ Wrong: "Je ne crois pas qu'il sait la réponse."
✓ Correct: "Je ne crois pas qu'il sache la réponse."
*Explanation:* Expressions of doubt or disbelief (like ne pas croire que) require the subjunctive. The correct subjunctive form for il of savoir is sache, not the indicative sait.

Real Conversations

A

A

J'aimerais que tu puisses venir à la réunion demain. (I would like you to be able to come to the meeting tomorrow.)
B

B

Je ne suis pas sûr que je puisse me libérer. (I'm not sure that I can free myself up.)
A

A

Il faut que nous prenions nos responsabilités. (It is necessary that we take our responsibilities.)
B

B

Oui, et je souhaite que tout le monde vienne avec des idées. (Yes, and I hope that everyone comes with ideas.)
A

A

Est-ce que tu penses qu'il veuille vraiment faire ça ? (Do you think that he really wants to do that?)
B

B

Je doute qu'il sache ce qu'il veut. (I doubt that he knows what he wants.)

Quick FAQ

Q

When do I *really* need to use the subjunctive in B1 French?

You primarily use the subjunctive after expressions of emotion (e.g., être content que, être triste que), doubt or opinion (e.g., douter que, ne pas croire que), desire or will (e.g., vouloir que, souhaiter que), necessity or obligation (e.g., il faut que, il est important que), and certain conjunctions (e.g., bien que, avant que).

Q

Are these the only irregular subjunctive verbs I need to know for B1 French grammar?

While these five (pouvoir, savoir, vouloir, prendre, venir) are among the most frequent and important for B1 French, there are other irregular subjunctive verbs (like faire, aller, être, avoir). Mastering these five gives you a fantastic foundation!

Q

How can I remember these irregular stems for the French subjunctive?

A great trick is to remember that the *je, tu, il/elle/on, ils/elles* forms of the subjunctive often (though not always) use the same stem as the *ils/elles* form of the present indicative. For nous and vous, the stem often resembles the imperfect indicative. Consistent practice and exposure are key!

Q

What's the difference between savoir and connaître in the subjunctive?

The distinction remains the same as in the indicative. Savoir (subjunctive: sache) means

to know a fact
or
to know how to do something.
Connaître (subjunctive: connaisse) means
to know a person, place, or to be familiar with something.
For example, Je doute qu'il sache la réponse. (I doubt he knows the answer.) vs. Je ne crois pas qu'elle connaisse mon ami. (I don't believe she knows my friend.)

Cultural Context

In real-life French conversations, the subjunctive, especially with these common verbs, adds a layer of politeness, nuance, and sophistication. Native speakers use it constantly to express desires, doubts, or requests in a less direct, more considerate way. While very informal spoken French might sometimes omit the subjunctive in certain contexts, mastering it is crucial for sounding educated and truly fluent.
It’s a core component of expressing complex thoughts and emotions, making your French much richer and more authentic.

关键例句 (6)

1

Il faut que je puisse finir ce projet ce soir.

我今晚必须能够完成这个项目。

法语虚拟式：表达可能与意愿 (pouvoir)
2

Je veux que tu puisses profiter de tes vacances.

我希望你能好好享受你的假期。

法语虚拟式：表达可能与意愿 (pouvoir)
3

Il faut que je veuille réussir pour y arriver.

我必须想要成功才能做到。

法语愿望：'Vouloir' 的不规则虚拟式
4

Je veux que tu veuilles bien m'aider avec ce post.

我想让你愿意帮我发这个帖子。

法语愿望：'Vouloir' 的不规则虚拟式
5

Il faut que je prenne mon chargeur.

我得拿上我的充电器。

法语虚拟式：变根动词 (prendre)
6

Je veux que tu prennes cette photo pour mon Insta.

我想让你帮我拍这张发 Insta 的照片。

法语虚拟式：变根动词 (prendre)

技巧与窍门 (4)

🎯

词干才是王道

别想太复杂，直接把 'puiss-' 刻在大脑里。所有人称在现在虚拟式中都用这个词干，比如 que je puisse。
frontend.learn_grammar.from_rule: 法语虚拟式：表达可能与意愿 (pouvoir)
💡

词根的小秘密

只要你看到 sach-，那就 100% 是 savoir 的虚拟式。这是一个超级明显的信号！
Il faut que je sache.
frontend.learn_grammar.from_rule: 法语不规则虚拟式：知道 (savoir)
💡

“i” 的秘密法则

在 nous 和 vous 的变位中，千万别漏掉那个字母 i。这是让它变成虚拟式的灵魂所在：
Il est crucial que nous voulions progresser.
frontend.learn_grammar.from_rule: 法语愿望：'Vouloir' 的不规则虚拟式
⚠️

双 N 陷阱

写 je 和 tu 的时候千万别漏掉第二个 n。Prenne 读起来很自然，但写成 prene 就是一眼就能看出的拼写错误啦。比如：
Il faut que je prenne ce médicament.
frontend.learn_grammar.from_rule: 法语虚拟式：变根动词 (prendre)

核心词汇 (6)

souhaiter to wish il faut que it is necessary that la décision the decision ensemble together le courage the courage le chemin the path/way

Real-World Preview

party-popper

Planning a Surprise Party

Review Summary

  • puiss + endings
  • sach + endings
  • veuill + endings (boot) / voul (nous/vous)
  • prenn + endings (boot) / pren (nous/vous)
  • vienn + endings (boot) / ven (nous/vous)

常见错误

After 'vouloir que', you must use the subjunctive, not the indicative 'peux'. The stem for 'pouvoir' is always 'puiss-'.

Wrong: Je veux que tu peux venir.
正确: Je veux que tu puisses venir.

Wait, this is actually a common mistake where students use 'sais' instead of 'sache'. Remember: 'savoir' is completely irregular in the subjunctive.

Wrong: Il faut que tu saches la réponse.
正确: Il faut que tu saches la réponse.

Don't forget the double 'n' in 'vienne' and 'prenne'. Without the second 'n', the pronunciation and spelling are incorrect.

Wrong: Je souhaite qu'il viene demain.
正确: Je souhaite qu'il vienne demain.

Next Steps

You've just conquered some of the most difficult stems in the French language. Your ability to express nuance and emotion has grown tremendously today. Keep it up!

Write 5 'I want...' sentences using each verb.

Record yourself saying 'Je souhaite que vous sachiez...' to practice the liaison.

Continue to: Expressing What Must Be Done

快速练习 (6)

哪个句子在语法上是正确的？

选择表达“我们需要休息一下”的正确句子。

✓ Correct! ✗ Not quite. Correct answer: Il faut que nous prenions una pause.
在虚拟式的 'nous' 人称中，词干只有一个 'n' (prenions)。

frontend.learn_grammar.from_rule: 法语虚拟式：变根动词 (prendre)

在空格处填入动词 `prendre` 正确的虚拟式形式。

Il faut que tu ___ ton parapluie.

✓ Correct! ✗ Not quite. Correct answer: prennes
在 'Il faut que' 之后需要用虚拟式。对应 'tu'，词干是 'prenn-'，词尾是 '-es'。

frontend.learn_grammar.from_rule: 法语虚拟式：变根动词 (prendre)

哪一个句子是正确的？

选择语法正确的句子：

✓ Correct! ✗ Not quite. Correct answer: Je veux que nous puissions partir.
'pouvoir' 的 'nous' 虚拟式形式是 'puissions'（别忘了那个 'i'！）。

frontend.learn_grammar.from_rule: 法语虚拟式：表达可能与意愿 (pouvoir)

找出并修正错误

Find and fix the mistake:

Il est possible qu'elle peut venir ce soir.

✓ Correct! ✗ Not quite. Correct answer: Il est possible qu'elle puisse venir ce soir.
'Il est possible que' 表达不确定性，需要使用虚拟式形式 'puisse'。

frontend.learn_grammar.from_rule: 法语虚拟式：表达可能与意愿 (pouvoir)

找出并纠正句子中的错误。

Find and fix the mistake:

Je veux que vous prenniez un taxi.

✓ Correct! ✗ Not quite. Correct answer: Je veux que vous preniez un taxi.
虚拟式的 'vous' 人称词干只有一个 'n' (preniez)。

frontend.learn_grammar.from_rule: 法语虚拟式：变根动词 (prendre)

在空格处填入动词 'pouvoir' 正确的虚拟式形式。

Il faut que tu ___ (pouvoir) m'aider.

✓ Correct! ✗ Not quite. Correct answer: puisses
在 'Il faut que' 之后必须使用虚拟式。对应 'tu'，词尾应该是 '-es'。

frontend.learn_grammar.from_rule: 法语虚拟式：表达可能与意愿 (pouvoir)

Score: /6

常见问题 (6)

法语总是充满意外！'Pouvoir' 是个超级不规则动词。它沿用了受拉丁语影响的古老词干 puiss- 来构成虚拟式，这让它在常规动词中脱颖而出。
不一定。如果你只是陈述事实，比如“我会游泳”，用 Je peux 即可。只有当它被特定短语触发时才需要，比如
Il faut que je puisse
。
它的意思是“我知道”。通常用在像 Il faut que（必须……）这样的短语后面，表达一种要求而非单纯的事实。
不是的，法语里很多动词在虚拟式下都是不规则的，但 savoir 是你最早会遇到的“调皮鬼”之一。比如：
Je veux que tu saches.
是的！在歌词、电影和日常对话中，只要表达强烈的愿望或必要性就能听到它。比如："Il est possible qu'elle veuille partir."
它源自拉丁语，意思是“连接在下”，因为它通常由 que 连接到主句。例如：Je veux que...。
上一章
Common Irregular Verbs: Part 1
下一章
Expressing What Must Be Done
返回学习路线