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[六级大学英语单词] 英语六级考试词汇真题精选训练8

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  50. He ______ his head, wondering how to solve the problem.

  A) scrapped

  B) screwed

  C) scraped

  D) scratched

  51. As soon as the boy was able to earn his own living he ______ his parents strict rules.

  A) defied

  B) refuted

  C) excluded

  D) vetoed

  52. The helicopter _____ a light plane and both pilots were killed.

  A) coincided with

  B) stumbled on

  C) tumbled to

  D) collided with

  53. To ______ is to save and protect, to leave what we ourselves enjoy in such good condition that others may also share the enjoyment.

  A) conserve

  B) conceive

  C) convert

  D) contrive

  54. Put on dark glasses or the sun will ______ you and you won t be able to see.

  A) discern

  B) distort

  C) distract

  D) dazzle

  55. In ______ times human beings did not travel for pleasure but to find a more favourable climate.

  A) prime

  B) primitive

  C) primary

  D) preliminary

  50. He ______ his head, wondering how to solve the problem.

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