1. Ms. Jenifer worked for this company some years ago.

2. He was watching the television ten minutes ago.

3. John read four books last month.

4. My brother had a few driving lessons several months ago.

5. Nick and Veronica were friends a long time ago.

6. I wasn’t to Nha Trang last summer.

7. Cindy just left here in September.

8. I missed my family so much. I didn’t go home since February.

9. Where were you? - We looked for you last month!

10. Luigi studied English since January.

11. Were you at the meeting last week?

12. The burglar broke into our house last evening.

Đáp án:

1. Ms. Jenifer worked for this company for some years. (Không dùng last hoặc ago vì có "for")
2. He was watching the television ten minutes ago.
3. John read four books last week.
4. My brother had a few driving lessons several months ago.
5. Nick and Veronica were friends for a long time. (Không dùng last hoặc ago vì có "for")
6. I wasn't to Nha Trang last summer.
7. Cindy just left here a few minutes ago.
8. I missed my family so much. I didn't go home last February.
9. Where were you? - We looked for you last month.
10. Luigi studied English last January.
11. Were you at the meeting last week?
12. The burglar broke into our house last evening.

1.ago

2.ago

3.last

4.ago 

5.ago 

6.last

7.last

8.last

9.last

10.last

11.last

12.last