By giving the example of dinosaurs , the author tries to prove _____ .

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• 1Why can’t the northern half of the earth escape for long 、

  A.Because the land is covered with water

  B.Because the light and heat from the sun can not reach the earth .

  C.Because people there can not live at the temperature of zero .

  D.Because wars break out among countries .

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• 2When the first piece hits the South Atlantic , it causes _____ .

  A.an earthquake

  B.damages to cities

  C.an Earth explosion

  D.huge waves

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• 3What is mainly described in the passage 、

  A.A historic discovery .

  B.An event of imagination

  C.A research on space .

  D.A scientific adventure .

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• 4The beautiful hopes will never be destroyed because _____ .

  A.people love beautiful things by nature

  B.people have a strong desire to seek personal gains

  C.small businesses make big money each year in the US

  D.small businesses have advantages over big companies

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• 5The expression “negative picture” most probably means “_____ “.

  A.a terrible experience

  B.a poor picture

  C.limited freedom

  D.unpleasant situations

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• 6What did the woman do yesterday evening、

  A.She stayed at home.

  B.She Weal to a meeting.

  C.She Went to see the doctor.

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• 7What is the most probable cause of the man's sickness、

  A.He caught a cold.

  B.He ate some cold food.

  C.He slept very little.

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• 8How will the Woman go home this evening、

  A.She will walk home herself.

  B.The man will drive her home.

  C.Her classmate will take her home.

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• 9Where does the conversation take place、

  A.At the man' s home.

  B.In a restaurant.

  C.In an office.

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• 10What are the two speakers going to do、

  A.Talk about their work.

  B.Eat out together.

  C.Buy some coffee in the market.

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