You must ________ the rules.They are good for you.

试卷相关题目

• 1________ run in the classroom，boys!

  A.Not

  B.Don't

  C.Can't

  D.Doesn't

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• 2Please be ________！We are in the library．

  A.noisy

  B.quiet

  C.sorry

  D.happy

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• 3________ when you cross the road.A  B  C  D 

  A.Do care

  B.Care

  C.Do be careful

  D.To be careful

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• 4Must I finish my homework now、— _______. You can do it tomorrow.

  A.No, you mustn’t

  B.No, you needn’t

  C.Yes, you must

  D.Yes, you need

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• 5let her __________ swimming.

  A.no to go

  B.not go

  C.go not

  D.not goes

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• 6__________ happy.

  A.Do

  B.Be

  C.Don't

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