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．Even today，the stories of the“big bad woIf'＂will not disappear． But the fact is wolves are afraid of people．and they seldom travel in areas where there is a human smell．When wolves eat other animals，they usually kill the very young．or the sick and injured .The strongest survive .No kind of animal would have survived through the centuries if the weak members had lived．And has always been a law of nature Although some people say it is good sense to kill wolves，we say it is nonsense!Researchers have found wolves and their prey living in balance．The wolves keep the deer population from becoming too large,and that keeps a balance in the wilderness plant life． The real problem is that the areas where wolves can live are being used bv people．Even if wilderness land is not used directly for human needs．the wolves can’t always find enough food .So they travel to the nearest source,which is often a farm．Then there is danger．The“big bad wolf”has arrived! And everyone knows what happens next．
参考答案： D 答案解析：
160.According 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
参考答案： A 答案解析：
261.Some 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
参考答案： C 答案解析：
362.According 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
参考答案： B 答案解析：
463.The 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 3、C
参考答案： D 答案解析：
1If a Canadian who is on a 7-day trip to New York buys $ 800 CAN worth of goods,how much should he pay tax on when returning home?
A.$ 800 CAN B.$750 CAN C.$ 400 CAN D.$ 50 CAN
参考答案： A 答案解析：
2For 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?
A.$ 24 US B.$ 48 US C.$52 US D.$ 200 US
参考答案： C 答案解析：
3What 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 certificate. 4、D Imagine，one day，getting out of bed i
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