Tight Sequence: ...了...(就)...
……了……（就）……
Express actions that happen in tight sequence using the 了...(就)... pattern
The first action is marked with 了, and the second action follows immediately, often connected by 就. This pattern emphasizes that the second action happens right after or as a direct consequence of the first.
就 is optional but very common. Without 就, the sequence still implies immediacy. This pattern often describes habitual sequences or planned actions.
Lesson Targets
Podcast
Podcast: Tight Sequence: ...了...(就)... (……了……（就）……)
Listen to Jason & Amy explain the ……了……（就）…… pattern
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Understanding ……了……（就）……
This pattern captures the idea of "as soon as A happens, then B follows." It is one of the most natural ways in Chinese to describe two actions happening in quick succession. The 了 after the first verb signals that the action is completed, and 就 before the second verb emphasizes the immediacy — "right away" or "immediately then." For example, 他下了课就去图书馆 means "As soon as class ends, he goes to the library." This pattern is incredibly versatile: it can describe habitual routines (他每天吃了晚饭就散步), one-time sequences (我到了北京就给你打电话), and even cause-and-effect reactions (他喝了酒就会脸红). The 就 can be omitted in more casual speech, but including it makes the tight connection between the two actions clearer and more emphatic.
Key Points
- Verb₁ + 了 signals the completion of the first action.
- 就 emphasizes immediacy — "right away / as soon as."
- The subject is usually the same for both actions.
- Can describe habits: 他下了班就回家。(He goes home right after work.)
- Can describe reactions: 她听了这个消息就哭了。(She cried as soon as she heard the news.)
- 就 is optional but adds emphasis on the immediate sequence.
Chinese people value efficiency and this pattern reflects that — describing streamlined action sequences. You will hear it constantly in daily life: 吃了饭就走 (eat and go right away) is a very common expression when someone is in a hurry.
Key Vocabulary
Example Sentences
他下了课就去图书馆。
As soon as class ends, he goes to the library.
他喝了酒就会脸红。
As soon as he drinks alcohol, his face turns red.
我到了北京就给你打电话。
I'll call you as soon as I arrive in Beijing.
她吃了早饭就出门了。
She went out right after eating breakfast.
他们见了面就吵架。
They argue as soon as they see each other.
我做了作业就可以玩儿了。
I can play as soon as I finish my homework.
她听了这首歌就喜欢上了。
She fell in love with it as soon as she heard this song.
Common Mistakes
In this pattern, 了 goes directly after the first verb (before the object), not after the verb-object compound. The second verb typically does not take 了.
就 must come before the second verb, not before the first. The pattern is: V₁了 + (object) + 就 + V₂.
Practice Exercises
Tips & Tricks
This pattern is perfect for describing daily routines: 起了床就刷牙 (brush teeth right after getting up).
Think of 了 as the "trigger" and 就 as "immediately after" — together they create a tight chain of events.
When telling stories, this pattern keeps the pace fast and exciting.
Practice with your own routine: 我每天...了...就...
Homework
Describe your daily routine using six sentences with the ...了...(就)... pattern. Include actions from morning (getting up, eating breakfast) to evening (finishing work, going to bed).