Bài tập viết lại câu thì hiện tại hoàn thành và quá khứ đơn

1. Samuel has kept a diary since 1997.

2. We have leamed English since 5 years.

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

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

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

6. She last had a swim was five years ago.

7. They haven't talked to each other for 2 months.

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

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

10. It's ten years since Robert and Catherine were married.