I/ Hãy dùng hình thức đúng của những động từ trong ngoặc, dùng câu điều kiện loại 3:
1. If she (wait).................she should have met us
2. If you (telephone)....................me, I would have gone with you
3. If he had worked harder, they (give)....................him a better job
4. If I (have)......................more time, I would have done the work more carefully
5. If I (be) ...........in your position, I wouldn't have said that
6. I (lend)................you money if you had mention it
7. If they had got up late, they (not, arrive).....................at the station on time
8. He (get).......................the job if he had come earlier
II/ Hãy dùng hình thức dúng của động từ trong ngoặc, dùng câu điều kiện tổng hợp 
1. If he (pass).................his examination, he will have a celebration
2. You would study better if you (not, talk).....................so much
3. What do (do)................if you hear the burglar alarm?
4. What (happen).....................if he were absent today?
5. If he (not, prepare)................his lessons, he would be punished
6. If I (be)..................rich, I would help the poor
7. If he had called me, I (be)..........................happy to go
8. She (visit)................if she had known you were living in New York
9. You (not, get)..................any trouble if you had obeyed his direction
10. If he (come)........................here now he (meet)..........................all of us