248. Вставте mustn't или don' t have to-I've already learnt the words. I ... do it in the evening.

Example: You must / don't have to tidy your room. It's a mess. 1 You don't have to / mustn't swim there. It's dangerous. 2 I haven't to / don't have to do my homework. It's Saturday. 3 She must / mustn't practise the piano tonight.

1) Hurry up! You ___ (mustn't, don't have to) be late! 2) You___ (must, mustn't) wear a helmet if you want to rise on my motorbike. 3) You___ (mustn't, don't have to) go too fast. Remember the speed limit! 4) Paul's tired.

Underline the correct form. Example: You must / don't have to tidy your room. It's a mess. 1 You don't have to / mustn't swim there. It's dangerous. 2 I haven't to / don't have to do my homework. It's Saturday.

Варианты которые можно вставить в, под каждым предложением. 1) How nice! Tomorrow is Sunday and we ... go to school. a) mustn't b) don't have to 2) You ... get a good night's sleep before the test. a) must b) have to 3) I ... go to shop.

Example : Don't call me at 6. (have a bath) Don't call me at 6, I will be having a bath. 1. Don't ring them at 7 in the morning. (sleep) 2. Don't send us any letters in July. (travel) 3. Don't disturb us tonight. (pack) 4.