Learn English > English lessons and exercises > English test #14439: Mustn't / don't have to

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Mustn't / don't have to

Mustn't do something ==> it's necessary not to do it.
Example: fire is dangerous. you mustn't play with it.
Don't have to do something ==> you don't need to do it but if you want, you can.
Example: you don't have to tell me everything.

Good luck, everybody.

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1. Whatever you do, you touch that switch.It's very dangerous.

2. I don't want anyone to know ; you tell anyone.

3. He wear a suit to work but he usually does.

4. I can stay in bed tomorrow morning because I go to work.

5. There's a lift in the building, so she climb the stairs.

6. You forget what I told you. It's very important.

7. Sue get up early. She gets up early because she wants to.

8. Don't make so much noise. We wake the baby.

9. I eat too much. I'm supposed to be on a diet.

10. You be a good player to enjoy a game of tennis.

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