EX 2: Rewrite the sentences: If … not = Unless
1. People can’t swim unless they study how to swim
2. Unless this man is a driver, he can’t help you move by car.
3. You can’t join the club unless you are sick.
4. Linda can’t do her homework unless she is free.
5. If you don't study harder, you 'll get bad marks.
6. If you don't return this book to the library today, you 'll have to pay a fine.
7. If you don't help me, I can't finish this work on time.
8. If you don't go out more often, you might fall ill.
9. If she doesn't do morning exercise regularly, she 'll be overweight.
10. If you are absent from school, you have to write a sick-note.
Loga
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