_________to blame for the many troubles you haveencountered.

试卷相关题目

• 1__ kinds of dinosaurs were dying out all through theAge of Reptiles is true.

  A.Some

  B.Some were

  C.When some

  D.That some

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• 2The nectarine is a fruit __ like a peach.

  A.as

  B.much

  C.and

  D.to

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• 3Amoebas are small to be seen without a microscope.

  A.far too

  B.far and

  C.so far

  D.as far as

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• 4are fed into a tape-recorder, they magnetize theparticles on the tape in varying patterns.

  A.When electric waves

  B.Electric waves

  C.Electric waves that

  D.Because of electric waves

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• 5__ the silkworm produces a fluid internally and thenforces it out through tiny holes in its body.

  A.It makes silk and

  B.Having made silk

  C.Silk is made by

  D.To make silk

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• 6He noticed the helicopter hovering over the field. Thento his astonishment, he saw a rope ladder_________outand three men climbing down it.

  A.throwing

  B.being thrown

  C.having thrown

  D.having been thrown

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• 7The physicist has made a discovery,____of greatimportance to the progress of sci-ence and technology.

  A.I think which is

  B.that I think is

  C.which I think is

  D.which I think it is

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• 8As it turned out to be a small house party, we soformally.

  A.need not have dressed up

  B.must not have dressed up

  C.did not need to dress up

  D.must not dress up

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• 9According to the passage the lack of qualified workers

  A.makes a cooling of the economy.

  B.decreases the costs of high technology companies.

  C.emphasizes the importance of unfilled jobs.

  D.hinders the development of U. S. economy.

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• 10From the second paragraph we learn that

  A.the workforce classification is as serious as thereason of education system.

  B.twenty-first-century work are separated from the needsof the business world.

  C.white-collar worker is only part of the problem ofeducation system.

  D.blue-collar manual laborers are needed in agrarian-aged America.

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