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You ______ have an appointment for this doctor now. You can go and see him when you want.
1. a. mustn’t
2. b. don’t have to
You ______ tell me. I already know.
1. a. mustn’t
2. b. don’t have to
The big boss will be at the meeting. You ______ be late.
1. a. mustn’t
2. b. don’t have to
You can help me if you want to but you ______ .
1. a. mustn’t
2. b. don’t have to
You ______ park your car there. That's the Director's place.
1. a. mustn’t
2. b. don’t have to
You ______ drive there. You can take the train.
1. a. mustn’t
2. b. don’t have to
You ______ tell anybody. It is a big secret.
1. a. mustn’t
2. b. don’t have to
We are already late. We ______ waste any more time.
1. a. mustn’t
2. b. don’t have to
You ______ come at 8.00 . Come at whatever time suits you.
1. a. mustn’t
2. b. don’t have to
You ______ smoke in this area. It is forbidden.
1. a. mustn’t
2. b. don’t have to
You ______ be mad to work here but it helps!
1. a. mustn’t
2. b. don’t have to
I ______ go back again. The treatment is finished.
1. a. mustn’t
2. b. don’t have to