`1`. I have just read a new newspaper.

`2`. They have just come.

`3`. She has just come back from Japan.

`4`. I have gone to school by bike.

`5`. It has rained every day.

`6`. We have sometimes met at school.

`7`. Have you eaten breakfast?

`8`. He has opened the door.

`9`. I have been here for 3 years.

`10`. He has worked in this company since he graduated.

`11`. I have seen this film 4 times.

`12`. I haven't seen this film before.

`13`. What have you done?

`14`. Who has read this book?

`15`. How long have you learned English?

`16`. He has waited for you in here every day.

`17`. I have done it.

`18`. They have collected thousands of books so far

→ Cấu trúc: `(+)` S + have/ has + V3

- `(-)` S + have/ has not + V3

- `(?)` Câu với "Wh" Wh- + have/ has + S + V3?

- Câu hỏi với trợ động từ (Yes/No)

- Q: Have/ has + S + V3?

- A: Yes, S + have/has + V3.

Cách `2`: No, S + haven’t/hasn’t + V3.

- Dấu hiệu nhận biết: 

→ Just = Recently =  Lately: gần đây, vừa mới

→ Already: rồi

→ Before: trước đây

→ Ever: đã từng

→ Never: chưa từng, không bao giờ

→ For + quãng thời gian:t rong khoảng (for a year, for a long time, …)

Since + mốc thời gian: từ khi 

Yet: chưa (dùng trong câu phủ định và câu hỏi)

So far = Until now = Up to now = Up to the present: cho đến bây giờ