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When A happens, then B – 等 děng A… 就 jiù B

Posted on March 10, 2025October 24, 2026 by tiffany

Table of Contents

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  • 一 等 A,就 B
  • 二 等⋯就 vs. 一⋯就
  • 三 Common Mistakes
  • 四 Practice

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Grammar Point

When A Happens, Then B: 等 děng A … 就 jiù B

當代中文2 Contemporary Chinese 2

等 děng literally means “to wait.” In 等 děng A… 就 jiù B, it means “once A happens, then B”: you’re waiting for A, and as soon as it’s done, B follows. It’s usually about the future and plans.

一 等 A,就 B

等 + Event A,(Subject) + 就 + Event B

Event A often ends with 了 le to show it’s completed. The subject of B goes before 就 jiù, and can be left out if it’s clear.

等děng電影diànyǐng电影diànyǐng開始kāishǐ开始kāishǐ,我wǒ就jiù不bù講話jiǎnghuà讲话jiǎnghuà了le
Once the movie starts, I’ll stop talking.
等děng老闆lǎobǎn老板lǎobǎn走zǒu了le,我們wǒmen我们wǒmen就jiù去qù喝hē咖啡kāfēi吧ba!
Once the boss leaves, let’s go grab coffee!
等děng我wǒ有錢yǒu qián有钱yǒu qián了le,就jiù去qù環遊huányóu环游huányóu世界shìjiè
Once I’m rich, I’ll travel around the world!
等děng你nǐ學會xuéhuì学会xuéhuì做菜zuòcài,就jiù請qǐng请qǐng我wǒ吃飯chīfàn吃饭chīfàn吧ba!
Once you learn to cook, treat me to dinner!
等děng我wǒ減肥jiǎnféi减肥jiǎnféi成功chénggōng,就jiù買mǎi买mǎi新xīn衣服yīfú衣服yīfu
Once I lose the weight, I’m buying new clothes!
等děng小孩xiǎohái睡著shuìzháo睡着shuìzháo,我們wǒmen我们wǒmen就jiù來lái来lái追劇zhuījù追剧zhuījù吧ba!
Once the kids are asleep, let’s binge-watch some shows!
等děng你nǐ來lái来lái台灣Táiwān台湾Táiwān,我wǒ就jiù帶dài带dài你nǐ去qù夜市yèshì
Once you come to Taiwan, I’ll take you to a night market!
FYI: 追劇追剧追劇 zhuījù追剧 zhuījù means watching episode after episode of a TV series, like “binge-watching.” Literally, it’s “chasing a drama.”

二 等⋯就 vs. 一⋯就

Both patterns can be translated as “as soon as,” but 等 děng…就 jiù is about waiting for something before doing something else (usually a plan). 一 yī…就 jiù is about B happening immediately after A, often every time.

等⋯就 · wait for A, then B

等děng我wǒ下班xiàbān,就jiù去qù找zhǎo你nǐ
Once I get off work, I’ll come find you. (A plan.)

一⋯就 · right after A, B

他tā一yì喝酒hējiǔ就jiù臉紅liǎnhóng脸红liǎnhóng
As soon as he drinks, his face turns red. (Every time.)

三 Common Mistakes

❌ 等děng電影diànyǐng电影diànyǐng開始kāishǐ开始kāishǐ,就jiù我wǒ不bù講話jiǎnghuà讲话jiǎnghuà了le

✅ 等děng電影diànyǐng电影diànyǐng開始kāishǐ开始kāishǐ,我wǒ就jiù不bù講話jiǎnghuà讲话jiǎnghuà了le

就 jiù is an adverb, so the subject goes before it.

❌ 我wǒ就jiù去qù環遊huányóu环游huányóu世界shìjiè,等děng我wǒ有錢yǒu qián有钱yǒu qián了le

✅ 等děng我wǒ有錢yǒu qián有钱yǒu qián了le,我wǒ就jiù去qù環遊huányóu环游huányóu世界shìjiè

The 等 děng part (what you’re waiting for) comes first.

四 Practice

Tap the words below in the right order to build the sentence, then check your answer. If it’s wrong, you can try again as many times as you like, or hit “Show answer” if you get stuck. Careful: some tiles are traps and are not needed!

Question 1 of 10

“Once I get off work, I’ll call you.”

Tap words below to build the sentence

❌ Try Again

等děng我wǒ下班xiàbān,我wǒ就jiù打電話dǎ diànhuà打电话dǎ diànhuà給gěi给gěi你nǐ

Leaving out the second 我 is also correct.

The subject goes before 就 jiù, or can be left out.

“Once the rain stops, let’s go out.”

Tap words below to build the sentence

❌ Try Again

等děng雨yǔ停tíng了le,我們wǒmen我们wǒmen就jiù出去chūqù吧ba

Leaving out 我們我们 is also correct.

了 shows A is finished.

“Once I have time, I’ll come see you.”

Tap words below to build the sentence

❌ Try Again

等děng我wǒ有空yǒu kòng,就jiù去qù看kàn你nǐ

Adding 我 before 就 is also correct.

A plan for the future.

“Once the kids fall asleep, let’s watch a movie.”

Tap words below to build the sentence

❌ Try Again

等děng孩子háizi睡著shuìzháo睡着shuìzháo了le,我們wǒmen我们wǒmen就jiù看kàn電影diànyǐng电影diànyǐng吧ba

Leaving out 我們我们 is also correct.

Parent life. 🍿

“Once he gets here, we’ll start eating.”

Tap words below to build the sentence

❌ Try Again

等děng他tā來lái来lái了le,我們wǒmen我们wǒmen就jiù開始kāishǐ开始kāishǐ吃飯chīfàn吃饭chīfàn

Leaving out 我們我们 is also correct.

Waiting for him first.

“Once I find a job, I’ll move out.”

Tap words below to build the sentence

❌ Try Again

等děng我wǒ找到zhǎodào工作gōngzuò,我wǒ就jiù搬出去bān chūqù

Leaving out the second 我 is also correct.

等 A,(S) 就 B.

“As soon as he drinks, his face turns red.”

Tap words below to build the sentence

❌ Try Again

他tā一yì喝酒hējiǔ就jiù臉紅liǎnhóng脸红liǎnhóng

It happens every time → 一 yì…就 jiù, not 等 děng.

“Once spring comes, the flowers will bloom.”

Tap words below to build the sentence

❌ Try Again

等děng春天chūntiān來lái来lái了le,花huā就jiù開kāi开kāi了le

The subject 花 huā goes before 就 jiù. 🌸

“Once you come to Taiwan, I’ll take you to eat beef noodles.”

Tap words below to build the sentence

❌ Try Again

等děng你nǐ來lái来lái台灣Táiwān台湾Táiwān,我wǒ就jiù帶dài带dài你nǐ去qù吃chī牛肉麵niúròumiàn牛肉面niúròumiàn

Leaving out 我 is also correct.

A promise! 🍜

“Once the meeting is over, I’ll go home.”

Tap words below to build the sentence

❌ Try Again

等děng會議huìyì会议huìyì結束jiéshù结束jiéshù,我wǒ就jiù回家huíjiā

Leaving out 我 is also correct.

等 A,就 B.

Related Grammar

→就 jiù Chinese GrammarGrammar
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