Present Perfect Simple
1Công thức
have/has + past participle; negative: have/has not + past participle; question: Have/Has + subject + past participle?2Giải thích
Thì hiện tại hoàn thành nối quá khứ với hiện tại: hành động hoặc trạng thái kéo dài đến nay, kinh nghiệm sống, hoặc hành động đã xong nhưng còn kết quả ở hiện tại. Không dùng với mốc thời gian đã kết thúc như yesterday.
Connects the past with the present. It is used for states and actions that began in the past and continue now, for experiences at an unspecified time, and for completed actions with a present result.
Dấu hiệu: forsinceeverneveralreadyyetjustso farrecently
3Khi nào dùng
- Unfinished states and actions up to now (with for and since)
- Life experiences (ever, never)
- Recent actions with a present result
- Series of actions continuing to now
- After It's the first/second time
4Quy tắc cần nhớ
- Do not use it with finished-time expressions such as yesterday or in 2019
- For describes a period; since gives the starting point
- Been means gone and returned; gone means not yet back
- American English often uses the past simple where British English uses the present perfect
5Ví dụ
They have lived in this town for twelve years.
Have you ever tried Vietnamese coffee?
I can't open the door because I have lost my key.
6Lỗi thường gặp
- I have seen her yesterday. (use past simple with finished time)
- I live here since 2020. (should be have lived)
- It is the first time I have went there. (the past participle of go is gone/been: have been)