Giải bài 2 cho mình với

Công thức thì HTHT

(+) S + has/have + V3/ed 

(-) S + has/have + not + V3/ed 

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

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

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1. We haven't gone to Paris. 

2. She hasn't seen "The Lord of the Rings".

3. He hasn't met my mother. 

4. They haven't visited St. Paul's. 

5. I haven't known him for three months. 

6. You haven't studied French for ten years. 

7. They haven't been in London for six months. 

8. He hasn't hurt his leg. 

9. She hasn't left her phone in a taxi.

10. We haven't lost our tickets.