The author says that the "lead" in a pencil_______

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• 1Each of us ______ a MP3 player.

  A.has to

  B.have to

  C.have

  D.has

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• 2It's time _____ you _____ relax.

  A.for, to

  B.to, for

  C.for, for

  D.to, to

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• 3As a signatory to the Kyoto pact on climate change, Britain _____ carbon emissions by 20 percent by 2010.

  A.had reduced

  B.must reduce

  C.may reduce

  D.ought to have reduced

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• 4The President declared that the nation's energy demands _____ so rapidly since 1968.

  A.have grown .

  B.had grown

  C.grows

  D.has grown

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• 5While he was in the office, he preferred ______ something  _____nothing.

  A.to do, to do

  B.to do, doing

  C.doing, to do

  D.doing, to doing

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• 6What is meant by the following quotation_______"Whether it's a pin or a battleship, it is first rendered with a pencil."

  A.A pencil is difficult to work with.

  B.The design of the pencil is rendered important.

  C.The first designs of pin and battleship are not important.

  D.The pencil is used by everyone for many purposes.

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• 7Which of the following types of pencils was not mentioned in the story、

  A.a pencil for surgeons

  B.a pencil for writing on slippery surfaces

  C.a pencil for writing underwater

  D.a pencil with paper in it

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• 8According to the article, a document signed with a pencil _______

  A.will smudge badly

  B.will net last so long as one signed in ink

  C.will not hold up in court

  D.may be legal

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• 9The first Olympic Games took place_______.

  A.probably before 700

  B.C.B.over three thousand years agoC.in the seventh century A.D.D.a thousand years ago

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• 10Modern athletes’ results cannot be compared with those of the ancient runners because _______.

  A.the Greeks had no means of telling the time

  B.details such times were not recorded in the past

  C.they are much better

  D.the ancient runners fell down dead

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