1) The students ____ talk during the class. a) must b) mustn't 2) You ______ use the phone at the cinema. a) must b) mustn't 3) You ____ tell anybody, it's a secret! a) must b) mustn't 4) You ___ stop when the traffic light is red. a) must b) mustn't 5) You ___ play with fire. a) must b) mustn't 6) You ___ be home on time.  a) must b) mustn't 7) You ___ do your homework. a) must b) mustn't 8) You ____ use your phone in the classroom. a) must b) mustn't 9) I ___ phone my grandmother - it's her birthday today. a) have to b) don't have to 10) Tom ___ wear a uniform because he goes to a public school. a) has to b) doesn't have to 11) She ___ tidy her room because her mother told her to. a) has to b) doesn't have to 12) Fiona ___ go to school tomorrow because it's Saturday. a) has to b) doesn't have to 13) Dad ____ stay at work late all this week. a) has to b) doesn't have to 14) Gina and Fred ___ go to the supermarket because they don't have food for dinner. a) have to b) don't have to 15) I ____ go to work today because it's a holiday. a) have to b) don't have to 16) He ____ work anymore because he won the lottery last year! a) has to b) doesn't have to

Must / mustn't / have to / don't have to

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