1) I think you ............. visit your grandma more often. a) should b) must c) can 2) Look at the sign! You ............. take photos in the gallery. a) mustn't b) shouln't c) needn't 3) All right, we are finished. You .......... have a break now. a) must b) can c) not have to 4) I ............. study hard if I want to pass the exam. a) can't b) can c) must 5) I ............ to finish this task today. It's in the contract. a) must b) have c) can 6) You .............. smoke in the hospital. a) mustn't b) have to c) should 7) You .............. speak rudely to your teachers. a) not have to b) mustn't c) needn't 8) It's OK, you ............ take a day off tomorrow. a) can b) must c) should 9) You ............. tell Adam about the party. It's a surprise. a) needn't b) should c) mustn't 10) You look tired. You ............. take a break. a) should b) must c) don't have to

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