Bài 1: Chia động từ trong ngoặc:

1. We'll go out when the rain stops. (go: tương lai đơn, stop: hiện tại đơn)
2. I will stay here until he answers me. (stay: tương lai đơn, answers: hiện tại đơn)
3. Wait until I catch you. (catch: hiện tại đơn)
4. She won't come until you are ready. (come: tương lai đơn, are: hiện tại đơn)
5. Miss Helen will help you as soon as she finishes that letter tomorrow. (help: tương lai đơn, finishes: hiện tại đơn)
6. After the class is over, ask the teacher about the sentence. (is: hiện tại đơn)
7. I will come and see you before I leave here. (come: tương lai đơn, see: tương lai đơn)
8. We will go home as soon as we have finished our work. (go: tương lai đơn, have finished: hiện tại hoàn thành)
9. I will wait here until you come back tomorrow. (wait: tương lai đơn, come: hiện tại đơn)
10. I will send you some postcards as soon as I arrive in London. (send: tương lai đơn, arrive: hiện tại đơn)

Bài 2: Chọn đáp án đúng:

1. B. has left
2. C. has made
3. C. spent
4. B. has
5. D. am being
6. A. have been
7. B. will leave
8. A. will
9. C. was reading
10. B. would
11. D. is used to want
12. C. gets
13. A. get
14. C. hasn't met
15. D. do you get
16. B. are you getting
17. C. saw
18. B. telephoned
19. C. have you been / left
20. B. was walking