| 1. 难度：中等 | |
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Explaining your thoughts calmly ________ show your parents that you've grown up. A.should B.can C.need D.must
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| 2. 难度：中等 | |
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If you ________ fall asleep, drink some milk and listen to some soft music until you feel sleepy. A.can't B.needn't C.mustn't D.shouldn't
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| 3. 难度：中等 | |
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You________ hand in your homework now. You can do it tomorrow. A.mustn't B.can't C.won't D.needn't
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| 4. 难度：中等 | |
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You ________ read this passage carefully and find out the correct answer to the question. A.might B.should C.need D.could
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| 5. 难度：中等 | |
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For the patients' health, everyone in the hospital ________ smoke. A.can't B.can C.mustn't D.must
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| 6. 难度：中等 | |
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Nowadays, some robots are very humanlike. They________ walk and dance. A.can B.must C.may D.should
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| 7. 难度：中等 | |
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You'd better take an umbrella when you go out, because it ________ rain. A.must B.might C.can D.need
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| 8. 难度：中等 | |
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This pair of glasses ________ be Linda's. She never wears glasses. A.can't B.can C.mustn't D.must
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