大学英语大学英语大学英语四级(CET4)1990年1月大学英语四级(CET-4)真题试卷

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• 51A new technique ________, the yields as a whole increased by 20 per cent.

  A.wording out

  B.having worded out

  C.having been worded out

  D.to have been worded out

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• 52Children who are over-protected by their parents may become ________.

  A.hurt

  B.damaged

  C.spoiled

  D.harmed

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• 53When Mr. Jones gets old, he will ________ over his business to his son.

  A.take

  B.hand

  C.think

  D.get

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