1) You ....... jump the queue in a supermarket! a) have to b) don't have to c) mustn't 2) You ..... say thank you when someone helps you. a) have to b) don't have to c) mustn't 3) She ....... do her homework . a) have to b) has to c) mustn't 4) You ..... switch your phone off in class. a) have to b) has to c) mustn't 5) You ...... wake up early at weekends. a) have to b) don't have to c) mustn't 6) You .... stay here, but you can stay if you want. a) have to b) don't have to c) mustn't 7) You ...... accept a present with two hands in China. a) have to b) has to 8) You ....... be late late for the meeting! a) have to b) don't have to c) mustn't 9) She ...... chew gums in public! a) have to b) has to c) mustn't 10) You ..... wait in a queue if you are the only customer in the supermarket. a) have to b) don't have to c) mustn't

have to / don`t have to/ mustn`t

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