1) You ___ come with me to the doctor if you don't want to. a) shouldn't b) don't have to c) mustn't 2) I think you ___ visit your grandma more often. a) have to b) should c) must 3) Look at the sign! You ___ take photos in the gallery. a) mustn't b) shouldn't c) don't have to 4) You ___ feed the dog, I've already done it. a) mustn't b) have to c) don't have to 5) I'm exhausted! We ___ take a break now. a) mustn't b) should c) have to 6) I ___ study hard if I want to pass the exam. a) has to b) have to c) must 7) You ___ bring the book tomorrow. We won't have English till Monday next week. a) don't have to b) shouldn't c) mustn't 8) I ___ leave now or I will miss the bus. a) must b) have to c) has to 9) It's not a good idea. You ___ buy her that Britney CD. a) don't have to b) should c) shouldn't 10) You ___ smoke in the hospital. a) mustn't b) don't have to c) shouldn't 11) You ___ call Jane. I've already phoned her. a) doesn't have to b) don't have to c) mustn't 12) His teacher gave him a lot of homework and he ____ do it today! a) must b) has to c) should

Have to / Must / Should

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