For an American citizen on a 2-day tour of Canada,how much tax does he have to pay on $ 1.600 US worth of purchases when returning to the US、

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• 1The last sentence“And everyone knows what happens next”implies that in such cases _____．

  A.farm animals will be in danger and have to be shipped away

  B.woIves will kill people and people will in turn kill them

  C.wolves wilI find enough food sources on famls

  D.people will leave the areas where wolves can live

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• 2According to those against killing wolves，when wolves eat other animals，_____．

  A.they never eat strong and healthy ones

  B.they always go against the law of nature

  C.they might help this kind of animals survive in nature

  D.they disturb the ecological balance in the wilderness

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• 3Some people are against killing wolves because_____．

  A.wolves help to keep the ecological balance in the wildemess

  B.there is too small a wolf population in the wilderness

  C.there are too many deer in the wilderness

  D.wolves are afraid of people and never attack people

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• 4According to the passage，some people in North America favor killing wolves for all the following reasons EXCET that _____．

  A.there are too many wolves

  B.they kill large numbers deer

  C.they attack cows and chickens for food

  D.they destroy the wilderness plant life

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• 5The underlined word “descendants” in the last paragraph means a person’s _____.

  A.later generations

  B.friends and relatives

  C.colleagues and partners

  D.later sponsors

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• 6What documentation should a couple with a 7-year-old child carry when they drive a car from Canada to America、

  A.A BC driver’s license, an Air NEXUS card, and a birth certificate.

  B.An Air NEXUS card, a U.S. Coast Guard Merchant Marine Document, and a birth certificate.

  C.Two vaild passport crads and a certified copy of a birth certificate.

  D.A NEXUS card, a U.S. Coast Guard Merchant Marine Document.,and a certified copy of a birth certificat

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• 7China’s new high-speed railway plan will be a win-win project because_____．

  A.China will get much-needed resources and develop its western regions

  B.China and the countries involved will benefit from the project in various ways

  C.China will develop its railway system and communication with other countries

  D.the foreign countries involved will develop their railway transportation，business and tourism

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• 8According to the passage，the greatest challenge to the new high-speed railway plan is_____．

  A.technical issues

  B.safety of the system

  C.financial problems

  D.maintenance of railway tracks

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• 9Which of the following words best describes the author’s attitude towards China’s high-speed  railway plan、

  A.Critical．

  B.Reserved．

  C.Doubtful

  D.Positive．

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• 10Which of the following might be the best title for the passage、

  A.New Railway Standards

  B.Big Railway Dreams

  C.High—speed Bullet Trains

  D.International Railway Network

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