1) I................................tidy my room every day. a) doesn't have to b) don't have to c) mustn't 2) We ..................talk in the classroom, when our teacher speaks. a) doesn't have to b) don't have to c) mustn't 3) My children .................run in the classroom. a) doesn't have to b) don't have to c) mustn't 4) My parents ....................go shopping tomorrow. a) doesn't have to b) don't have to c) mustn't 5) My cousin..............do his homework today. a) doesn't have to b) don't have to c) mustn't

doesn't have to/don't have to/mustn't

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