Giúp e giải bài này với ạ

Các công thức đổi HTHT - QKĐ

Structure 1: 

S + has/have + not + V3/ed + for/since + time 

--> S + last + V2/ed 

--> The last time + S+ V2/ed + was + time 

--> It is / has been + time + since + S+ (last) + V2/ed 

Structure 2: 

How long + has/have + S+ V3/ed?

--> When + did + S + V1?

--> How long is it + since + S+ V2/ed ?

Structure 3:

S + has/have + V3/ed + for/since + time 

--> S + started / began + to V / Ving 

--> It is / has been + time + since + S+ V2/ed 

Structure 4: 

S + has/have + not/never + V3/ed + ... before

--> This/It is the first time + S+ has/have+ V3/ed

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2. He has played football since 2017.

3. She has learnt English since she was in grade 3.

4. They have talked to each other again since last week.

5. We have learnt English for 10 years.

6. I have chased after you since we were in grade 9.

7. It has rained for 2 hours.

8. We haven’t seen each other for 2 years.

9. He hasn’t cut his hair since last month.

10. They haven’t talked to each other since 2012.

11. We haven’t gone to the cinema since 2019.

12. He hasn’t kissed her for 2 months.

13. You haven’t called me since yesterday.

14. We haven’t met since we left school.

15. We haven’t seen this film since 2016.

16. We haven’t met for a long time.

17. I haven’t talked to my girlfriend for three days.

18. We haven’t talked for a long time.

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