Present Tenses in Time Clauses
1Công thức
time word (when, as soon as, before, after, until, while, once) + present tense, will/future in the main clause2Giải thích
Sau các từ chỉ thời gian như when, as soon as, before, after, until, while, dùng thì hiện tại (đơn, tiếp diễn hoặc hoàn thành) thay cho will khi nói về tương lai.
After time words, a present tense (simple, continuous or perfect) is used to refer to the future instead of will or going to.
Dấu hiệu: whenas soon asbeforeafteruntilwhileonce
3Khi nào dùng
- Referring to future time inside time clauses
4Quy tắc cần nhớ
- Applies after when, as soon as, before, after, until, till, while, once
- The present perfect stresses completion of the action before the main event
- The main clause can still use will
5Ví dụ
I'll text you as soon as the plane lands.
Don't open the oven until the timer goes off.
We'll leave after everyone has arrived.
6Lỗi thường gặp
- I'll call you when I will arrive. (should be when I arrive)
- Wait until he will finish. (should be until he finishes)