ai giải giúp mình vs.Mình cần gấp

Công thức thì HTHT

(+) S + has/have + V3/ed 

(-) S + has/have + not + V3/ed 

(?) Has/Have + S+ V3/ed?

Wh + has/have + S+  V3/ed?

S số ít, he, she, it + has

S số nhiều, you, I, we, they + have

DHNB: before, since + mốc thời gian, for + khoảng thời gian, yet, already, just,...

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2. I have known her since I was a student.

3. We have learnt English for ten years.

4. They have visited their friends since yesterday.

5. Have you found a good job?

6. We have never tried chicken Tandoori before.

7. Jonh has already done his homework.

8. Have you ever eaten a hamburger?

9. She has collected stamps so far.

10. I have seen the film several times.

11. We have had a picnic recently.

12. We have been friends until now.

13. They haven't visited their parents for a long time.

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