Exercise 1:

1, you arrive late.

2, the weather is nice.

3, you don’t ask for his permission.

4, you will fail.

5, I’ll listen to her song.

Exercise 2:

1, If he hadn’t saved me, I would have been drowned.

2, If Lan’s parents lived near Hanoi, she would see them on weekends.

3, We could have a holiday if we had some money.

4, If I knew the answer, I would tell you.

5, If you don’t go right now, you’ll be late for the train.

6, If I were clever, I would be a doctor,

7, If Jim didn’t work very har, he would have some time to spend with his family.

8, Carol would have answered the phone if she hadn’t been studying.

9, If Mary had enough money, she could buy a new car.

10, If we don’t hurry up, we will be late for the exam.

11, If the sun hadn’t been shining, we would not have gone to the beach yesterday.

12, If Mary had been hungry, she could have eaten something.

13, If Mary had a car, she could go out in the evening.

14, If he doesn’t eat too much, he would not be overweight.

15, If I had known that John had to get up early, I would have waken him up.

16, If he saw the signal, he would have stopped his car.

17, If I were tall enough, I would join the basketball team.

18, If I had had enough money on me, he would have got a taxi.