First Conditional
1Công thức
If + present tense, will + base verb (also modals or imperative in the main clause)2Giải thích
Câu điều kiện loại 1 diễn tả điều kiện có thật hoặc có khả năng xảy ra ở hiện tại/tương lai: If + hiện tại, will + động từ nguyên mẫu. Không dùng will trong mệnh đề if; có thể thay will bằng may, might, can, should hoặc câu mệnh lệnh.
Describes real or likely conditions in the present or future and their results. Modal verbs can replace will, should in the if-clause makes the situation less likely, and the main clause can be an imperative.
Dấu hiệu: ifunlessas soon as
3Khi nào dùng
- Real or likely future conditions and results
- Warnings, promises and offers
- Instructions based on a likely situation
4Quy tắc cần nhớ
- Do not use will in the if-clause
- Main clause alternatives: may, might, can, could, should, must, imperative
- If + should + base verb suggests a possible but unlikely event
- A comma follows the if-clause when it comes first
5Ví dụ
If you leave now, you will catch the early train.
If you see Lan, tell her to call me.
If it snows tonight, we might not drive to the airport.
6Lỗi thường gặp
- If it will rain tomorrow, we will cancel the picnic. (If it rains)
- If I will see him, I tell him. (If I see him, I will tell him)