1) You ....... eat in the classroom. a) mustn’t b) must 2) You ........ help your mum at home. a) must b) mustn't 3) You .......... do your homework. a) must b) mustn't 4) You ........ play loud music in the park. a) must b) mustn't 5) You ........ listen to your teacher. a) must b) mustn't 6) You ....... fight with your friends. a) must b) mustn't 7) You ....... drop litter in the park. a) must b) mustn't 8) You ........ use sun cream. a) must b) mustn't 9) You ......... be kind to the animals. a) must b) mustn't 10) You ................. run in the classroom. a) mustn’t b) must

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