Mustn't / don't have to

Mustn't / don't have to (English exercise n°14439 - Please quote this number when contacting us)

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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.

English exercise "Mustn't / don't have to" created by anonyme (28-12-2006) with The test builder
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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.