1. Samuel has kept a diary since 1997.

→ S + have/has + VPII + for/since + thời gian

2. We have learned English for fìve years.

→ S + have/has + VPII + for/since + thời gian

3. I have lived in Ho Chi Minh City since I was 8.

→ S + have/has + VPII + for/since + thời gian

4. She started teaching the children in this remote village five months ago. 

→ S + started/began + VING/TO V + thời gian +ago 

5. The last time he wrote to me was in April.

→ The last time + S + V quá khứ + was + thời gian

6.She last swam five years ago.

→ S + last + V quá khứ + thời gian+ ago

7.They haven't talked to each other for two months.

→ S + have/has not+ VPII + since/for thời gian

8. She hasn’t seen her elder sister since 1999.

→S + have/has not+ VPII + since/for thời gian

9. It’s years since she last wrote to me.

→It is + thời gian + since + Quá khứ

10.It’s ten years since Robert and Catherine got married.

→ It is + thời gian + since + Quá khứ

day ah xin trlhn