Ex1: Chuyển các động từ sau sang P1,P2

         Ride, drive, forget, read, see, do, be, take, make, buy.

Ex 2 : Fill in the gap with since/ for (Điền “since” hoặc “for” vào chỗ trống)

1. She has been in Vung Tau ................ January.

2.Ha and Nam have seen this film .............. 7 o’clock.

3. I have sent her 3 letters ................. last week.

4. My sister has worked at that hospital .................. 5 years.

5. I have known her ................ we were at elementary school.

6. Nam has become a footballer .................  3 years.

7. She’s been in London ................ Monday.

8. Mike has lived in Hanoi ................ four years.

9. I have written to her ................... Christmas.

10. We’ve not seen her ................... last month.

Ex 3: Supply the verbs in brackets in the Present Perfect tense (Chia động từ trong ngoặc ở thì hiện tại hoàn thành).

1. I (live)                             here since 1989.

2. They (work)                             for this factory for 20 years.

3. He (read)                              this novel three times.

4. Hoa and I (know)                              each other since we were at the same class.

5. I (not/see)                          her since last month.

6. I (not/work)                            have not worked today.

7. We (buy)                            a new lamp.

8. We (not/plan)                           our holiday yet.

9. Where (be/you)                               ?

10. He (write)                               five letters.

11. (be/you)                                at school?

12. School (not/start)                             yet.

13. (speak/he)                                to his boss?

14. No,he (have/not)                            the time yet.

15. The cat (just/catch)                              a mouse.

16. He (already/invite)                              his friends.

17. Julia (make)                                  a table with three columns.

18. The teacher (lose)                          the keys,so he can’t open the door.

19. I (just/clean)                               my bike.

20. My friends (give up)                              smoking.