III

1, as pretty

2, more expensive

3, more important

4, best

5, more happy

6, most international

7, stronger

8, more comfortable

9, better

10, most delightful

11, most careful

12, worse

13, better and better

14, more fluently

15, cheaper and cheaper

16, more interesting

17, prettier

18, good

19, happiest

20, least expensive

IV

1, If he didn’t have to study for his exam, he could go out.

2, If she weren’t lazy, she could pass the exam.

3, If he pays me tonight, I will have enough money to buy a car.

4, If he didn’t smoke too much, he could get rid of his cough.

5, If she weren’t shy, she would enjoy the party.

6, If I have a work permit, I will stay for another month.

7, If he took some exercises, he would be healthy.

8, If we had the right change, we could get the ticket.

9, If you study hard, you will pass the exam.

10, If you are impatient, you will not make mistakes.

V

EX1,

1, Nam said that he was told to be at school before 7 o’clock.

2, Thu said that all the students would have a meeting the following week.

3, Phong said that his parents were very proud of his good marks.

4, The teacher said that all the homework had to be done carefully.

5, Her father said to her said that she could go to the movie with her friend.