Question

Answer 1

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 so much, he could get rid of his cough

5 If she weren't very shy, she would enjoy the party

Answer 2

Ex7

1 Unless I come here early, I will miss the bus.

2 Unless he does that, he will get bonus.

3 Unless she waters these trees, they will die.

4 Unless they invite me, I don't come.