1 We haven't seen her since Christmas day.

2 This is the first time I have eaten this kind of food.

3 It has rained for an hour.

4 The last time we visited my grandfather was 2 months ago.

5 I began studying English 3 years ago.

6 It's nearly 5 years since my brother saw his best friend.

7 Have long have you learnt English?

8 We haev lived here for 15 years.

9 She hasn't vsited me for 5 years.

10 I haven't written to my uncle since July.

11 We have become close friend for a long time. 

 12 Minh has collected stamps since 2000.

bài làm

1 We haven't seen her since Christmas day.

2 This is the first time I have eaten this kind of food.

3 It has rained for an hour.

4 The last time we visited my grandfather was 2 months ago.

5 I began studying English 3 years ago.

6 It's nearly 5 years since my brother saw his best friend.

7 Have long have you learnt English?

8 We have lived here for 15 years.

9 She hasn't visited me for 5 years.

10 I haven't written to my uncle since July.

11 We have become close friend for a long time. 

 12 Minh has collected stamps since 2000