Відповіді: Стр.42 (4)

4. Complete the second sentence so that it means the same as the first.

1. If he doesn’t work hard, he won’t pass the exam.

Unless he works hard, he won’t pass the exam.

2. Unless it rains tomorrow, I’ll play tennis.

If it doesn’t rain tomorrow, I’ll play tennis.

3. If you don’t listen to the teacher, you won’t know what to do.

Unless you listen to the teacher you won’t know what to do.

4. Unless we start growing our own food, we’ll continue to spend a lot of money at supermarkets.

If we don’t start growing our own food, we’ll continue to spend a lot of money at supermarkets.

5. If we don’t do more to protect our environment, we won’t be able to save more animals.

Unless we do more to protect our environment, we won’t be

able to save more animals.