In the US, students can do almost anything they want in class, ____ they don't make too much noise or disturb others who want to learn from the teacher.

试卷相关题目

• 1_______ we start thinking and believing we can do it, anything is possible.

  A.Since

  B.While

  C.Until

  D.Once

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• 2Mike had just finished his lunch and was about to take a break _____ an unexpected visitor came.

  A.when

  B.while

  C.so

  D.for

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• 3I suggest you choose  _____ you think is kind and friendly.

  A.whom

  B.who

  C.whoever

  D.whomever

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• 4Don't be so upset. It won't be ___________ your children can return to school again.

  A.long before

  B.long ago

  C.before long

  D.long

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• 5He is a key ________ in the murder so we must protect him from all kinds of danger.

  A.witch

  B.watcher

  C.wizard

  D.witness

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• 6________one scientist has pointed out, children's skulls are not fully developed

  A.That

  B.As

  C.Which

  D.What

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• 7We got up early________ we were in time for the first bus to Shijiazhuang.

  A.so that

  B.in order that

  C.now that

  D.even if

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• 8Once there was ______time _____people walked without shoes

  A.a ;that

  B.a ;when

  C.the ;that

  D.the ;that

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• 9Now we can fly to Tokyo. There was a time ________ we had to take a boat.

  A.how

  B.what

  C.why

  D.when

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• 10Criticism is highly necessary ____ it helps to monitor the progress of our work．

  A.in which

  B.for which

  C.so that

  D.in that

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