1) You ___ wear a seatbelt when driving. It’s the law! a) must b) mustn't c) needn't d) don't have to 2) You ___ tell anyone about the surprise party. It’s a secret! a) must b) mustn't c) needn't d) don't have to 3) We ___ bring food to the picnic. They will provide everything. a) must b) mustn't c) have to d) don't have to 4) You ___ lock the door before leaving. It’s important for security. a) must b) mustn't c) have to d) don’t have to 5) You ___ eat in the classroom. It is not allowed. a) must b) mustn't c) have to d) needn’t 6) You ___ touch that! It’s dangerous. a) must b) mustn't c) have to d) needn’t 7) We ___ buy a new book. We already have one. a) must b) mustn't c) needn’t d) have to 8) You ___ finish all your food if you're not hungry. a) must b) mustn't c) needn’t d) have to 9) I ___ wake up early every day for school. a) must b) mustn't c) have to d) needn’t 10) You ___ use your phone during the exam. It’s strictly forbidden. a) mustn't b) must c) needn’t d) have to 11) You ___ pay in cash. They also accept credit cards. a) mustn't b) don’t have to c) have to d) must 12) You ______ stay at the hotel if you don’t want to. There are other options. a) don’t have to b) must c) mustn’t d) have to 13) We ___ be at the airport two hours before our flight. It’s a rule. a) must b) mustn't c) needn’t d) don’t have to 14) They ___ wear formal clothes to the meeting, but it’s recommended. a) must b) mustn’t c) needn’t d) have to 15) We ___ finish our project today because the deadline is tomorrow. a) must b) have to c) needn’t d) don’t have to 16) You ___ wear a seatbelt while driving. It’s the law! a) must b) mustn't c) needn't d) don’t have to 17) You ___ eat that cake if you don’t want to. a) must b) mustn't c) needn’t d) have to 18) You ___ take off your shoes before entering the house. It’s a family rule. a) must b) mustn’t c) have to d) don’t have to 19) You ___ enter this area. It’s for staff only. a) must b) mustn’t c) have to d) don’t have to 20) You ___ run in the hallways. It’s against school rules. a) must b) mustn’t c) have to d) needn’t

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