1. The last time I cooked was 3 years ago.
 I last cooked 3 years ago.
2. When did you buy that bag?
 How long have you bought that bag?
3. I last saw him 2 days ago.
 The last time I saw him was 2 days ago.
4. I started writing blog 2 months ago
 I have written blog for 2 months
5. She began living in Danang when she was a child.
 She has lived in Da Nang since she was child
6. It is 5 years since I last  visit my grandparents.
 The last time I visited my grandparents was 5 years ago.
7. When did you start loving him?
 How long have you loved him?
8. The last time I went to bar was 6 years ago.
 It was 6 years ago that we last went to bar.
9. It’s years since she wrote to me.
 She hasn’t written to me for years. 
10. I last took a bath 2 days ago.
 She hasn’t taken a bath for 2 days.
11. How long have you been here?
 When did you start being here?
12. This is the first time I have seen such a beautiful girl.
 I have never seen such a beautiful girl before.
13. I haven’t gone to school for 4 months because of covid-19.
 The last time I went to school was 4 months ago because of covid-19.
 I last went to school 4 months ago because of covid-19.
 It was 4 months ago that I last went to school.
14. I have never visited Halong Bay before.
 This is the first time I visited Halong Bay
15. I haven’t cheated in exam for years.
 The last time I cheated in exam was years ago.
 I last cheated in exam years ago.
 It was years that I last cheated in exam.
16. I have been married for 10 years.
 It is 10 years since we married.
17. How long have she lived in Danang?
 When did she start living in Danang?
18. He hasn’t smoked for 2 years.
 It is 2 years since he last smoked.
 The last time he smoked was 2 years ago.
 He last smoked was 2 years ago.
19. I have learnt French for 3 years.
 It has been 3 years since I learnt French.
20. I haven’t met her for 5 days.
 It is 5 days since I last met her.
 The last time I met her was 5 days ago.
 I last met her 5 days ago.
II. Rewrite the second sentence, so that it has the same meaning as the sentence given.
1. This is the first time she has eaten eel soup.
→ She has not eaten eel soup before.
2. She began to write 30 minutes ago.
→ She has been writing for 30 minutes.
3. They started studying English when they were in grade 3.
→ They have been studying English when they were in grade 3.

4. I last saw him 3 weeks ago.
→ I haven’t seen him for 3 weeks.
5. The last time I watched this movie was 6 months ago.
→ I haven’t watched this movie for 6 months.
6. It is a long time since she last saw her parents.
→ She hasn’t seen her parents for a long time.
7. When did you begin reading this book?
→ How long have you been reading this book?
8. This is the first time I have been abroad.
→ I haven’t been abroad before.
9. I haven’t gone to the zoo since last year.
→ The last time I went to the zoo was a year ago.
10. I haven’t met my aunt since I was 10 years old.
→ I last met my aunt when I was 10 years old.
11. This is the first time she has worked with foreigners.
→ She hasn’t worked with foreigners before.
12. She started to cry two hours ago.
→ She has been crying for two hours.
13. We started to chat on the phone when it began to rain.
→ We have been chatting on the phone since it began to rain.
14. We got to know each other when we were at university.
→ We have known each other since we were at university.
15. The last time she phoned her parents was 3 weeks ago.
→ She hasn’t phoned her parents for 3 weeks.
16. It is a long time since we last went to this restaurant.
→ We haven’t gone to this restaurant for a long time.
17. When did you have this laptop?
→ How long have you had this laptop?
18. This is the first time I have joined such an exciting party.
→I haven’t enjoyed such an exciting party before.
19. I haven’t heard from her for many years.
→ The last time I heard from her was many years ago.
20. The children haven’t been taken to the park since 2012.

The last time the children were taken to the park was since 2012.