1) It’s a school rule. You ____ wear a uniform. a) can b) should c) must d) might 2) The museum is free today, so you ____ buy a ticket. a) mustn’t b) don’t have to c) can’t d) should 3) I feel terrible. The doctor says I ____ rest this weekend. a) should b) can c) don’t have to d) might 4) It’s against the law here. You ____ use your phone while driving. a) mustn’t b) shouldn’t c) can’t d) don’t have to 5) When I was five, I ____ ride a bike. a) should b) mustn’t c) couldn’t d) don’t have to 6) Our train leaves at 6 a.m., so we ____ get up early. a) might b) can c) shouldn’t d) have to 7) I’m not sure about the weather. It ____ rain this afternoon. a) must b) should c) can d) might 8) Today the library is open to everyone. You ____ show your student ID. a) don’t have to b) mustn’t c) should d) can’t 9) This is a hospital sign: “No smoking.” You ____ smoke here. a) mustn’t b) don’t have to c) might d) could 10) As a child, I ____ swim very well, but I learned last year. a) couldn’t b) mustn’t c) shouldn’t d) don’t have to 11) Because of the exam, you ____ study hard this week. a) must b) have to c) can d) might 12) No entry. You ____ enter this area. a) mustn’t b) should c) shouldn't d) don’t have to 13) I’m not sure, but she ____ come to the party. a) must b) should c) might d) can 14) The advisor says you ____ take this course. a) should b) mustn’t c) can’t d) don’t have to 15) Last year, I ____ speak French, but now I can. a) couldn’t b) mustn’t c) shouldn’t d) don’t have to 16) It’s a company policy. You ____ wear safety gear. a) must b) should c) can d) might 17) The doctor says you ____ eat more vegetables. a) should b) mustn’t c) can’t d) don’t have to 18) Perhaps it ____ snow tomorrow. a) might b) must c) should d) can 19) The train leaves at 5 p.m., so we ____ arrive early. a) have to b) should c) can d) might 20) When I was 4, I ____ read very well. a) could b) mustn’t c) shouldn’t d) don’t have to

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