1) I __________ feed my pet every day. a) mustn't b) can c) have d) must 2) Crocodiles _________ climb trees. a) mustn't b) have to c) can't 3) You ___________ wear a uniform at school.  a) mustn't b) must c) doesn't have to d) can't 4) Jim __________ work on Saturdays. It's his job. a) has to b) have to c) don't have to d) mustn't 5) Birds ________ sing. a) can't b) can c) must d) needn't 6) You _________ wear warm clothes in winter. a) mustn't b) doesn't have to c) have to 7) _________ I ask you a question, please? a) Must b) Can't c) Can d) May not 8) We are in the library. We __________ be quiet. a) has to b) must c) mustn't d) can 9) Lizards ________ run faster than me. a) can b) must c) may d) have to 10) Sally ___________ wear a scarf. It's frosty outside. a) can b) has to c) have to d) should 11) You _________ eat at lessons. a) mustn't b) don't have to c) have to d) need 12) Birds ________ talk. a) mustn't b) can't c) may not d) don't have to 13) __________borrow your phone ? I need to call my mom. a) can b) have to c) must 14) It's warm today , you __________wear warm jacket. a) can b) don't have c) mustn't d) have to 15) I ________ go home because it's late . a) have to b) needn't c) must

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