1) She ___ be in bed because she has the flu. a) must b) mustn't c) must to 2) I ____ help you. I'm very busy. a) can b) can't 3) You should ___ more exercise. It's a good idea. a) do b) to do 4) You ____ eat more fruits and vegetables. It's good for your health. a) should b) must to c) should to 5) You ___ be 18 or older to vote. a) can b) can't c) must/have to 6) You _____ touch paintings in a museum. It's forbidden. (заборонено) a) shouldn't to b) mustn't c) mustn't to 7) I ____ ski. I'm really bad at it. a) shouldn't b) mustn't c) can't 8) This ____ be Tom's house. His house is brown, and this house is blue. a) can't b) shou'dn't c) mustn't 9) You ____ sleep enough to be healthy. a) can b) should  10) You ____ stop worrying about it. a) should b) should to

Modal verbs: should, can, must

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