Scientists say it may be five or six years ______ it is possible to test this medicine on human patients.      

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• 1Li Yang, the founder of Crazy English, says that he copies it down _____ he comes to a beautiful sentence.

  A.unless

  B.while

  C.because

  D.every time

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• 2— What is the matter with you?    — Nothing____ I am in a hurry.

  A.except

  B.except that

  C.except for

  D.besides

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• 3Our neighbour has _________ours.

  A.as a big house as

  B.as big a house as

  C.the same big house as

  D.a house the same big as

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• 4_____ I was on a train and a Chinese university lecturer told me a story about his sister and brother-in-law.

  A.When

  B.While

  C.As

  D.Once

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• 5You are sure to make great progress________you stick to your plans for your study.

  A.in case

  B.as long as

  C.even though

  D.so that

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• 6-Some Chinese students find it hard to adapt to the life when in London.-Exactly, ________ they've learnt a lot about the city before.

  A.if only

  B.now that

  C.as though

  D.even though

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• 7—Can I watch the football match on TV tonight, Mum?—_____ you finish all the homework first.

  A.If only

  B.Only if

  C.Even when

  D.Not unless

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• 8We don't doubt ________ the boy can ________ the angry teacher.

  A.if; apologize for

  B.whether; apologize to

  C.that; apologize to

  D.what; apologize

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• 9____ my teacher's help, I wouldn't have made such great progress.   

  A.Thanks to

  B.Owing to

  C.But for

  D.As to

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• 10You'd better take something to read when you go to see the doctor ________ you have to wait.

  A.even if

  B.as if

  C.in case

  D.in order that

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