1) You...smoke at the street. a) can't b) mustn't c) must d) have to 2) Children...wear uniform at school. a) must b) have to c) can d) need to 3) My brother...swim. a) can b) mustn't c) has to d) need to 4) Teachers..be patient. a) have to b) must c) has to d) mustn't 5) You...speak loudly at the library. a) must b) needn't c) can't d) haven't to 6) I ... study for the exam tomorrow a) have to b) can c) must d) has to 7) You ... drink and drive a) can b) have to c) mustn't d) must 8) It ... be dangerous to drive if you are tired a) must b) have to c) can't d) can 9) ... you always be late? a) can b) Must c) have to d) can't 10) He... win the race a) can b) have to c) Mustn't d) must

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