【题目】 It is reported rhino horns are big business. Traditional Chinese medicine uses them to treat illnesses. A kilogram can be sold as much as horn $60,000.As a result, almost all rhino populations are in danger. In order to solve the serious problems, a good way to relieve pressure on the animals might be to fill the market with fakes(仿造品),so rhinos may have a chance to stay alive.
That would need the fakes to be good. But Fritz Vollrath, a zoologist at Oxford University and his partners from Fudan University have come up with a cheap and easy-to-make fake horn that is very similar to the real thing.
The main material of Dr. Vollrath's fake horn is horsehair. Although horses and rhinos look different, they are closely related. Horses do not have horns, of course, but neither do rhinos. The "horns" of rhinos are not made of bones but hairs. The hairs are tied tightly together by a mixture of dead cells. Examinations under a microscope showed that hairs from horses' tails are similar to those in the horns of rhinos.
So how can a fake rhino horn be made? First, find out the right materials. Second, a proper glue should be used. Dr. Vollrath and his partners get a special kind of glue. It is naturally produced by spiders and silkworms. Third, the glued horn is put in an oven to dry. At last, after some polishing, the fake horn looks just like a real one.
DNA would certainly tell the fakes but people's eyes are not able to tell the differences. So by making fake horns, people may help save more rhinos.
【1】Rhino populations are in danger because____________.
A.they become seriously illB.rhinos have a lot of pressure
C.fake rhino horns may fool peopleD.rhino horns can be sold at a good price
【2】The Chinese meaning of "relieve” in Paragraph 1 is____________.
A.缓和B.重复C.加剧D.消灭
【3】The underlined word "those" in Paragraph 3 refers to_
A.tailsB.horsesC.hairsD.examinations
【4】There are ____________steps to make a fake rhino horn according to the passage.
A.threeB.fourC.fiveD.six
【5】The writer's opinion about the fake rhino horns is that
A.people have to make fake rhino horns to save rhinos.
B.it's expensive and difficult to make the fake rhino horns.
C.people make the fake rhino horns to make lots of money.
D.the fake rhino horns are completely the same as the real ones.
【答案】
【1】D
【2】A
【3】C
【4】B
【5】A
【解析】
文章主要介绍了据报道犀牛角是大生意。中医用它们来治病。一公斤犀牛可以卖到6万美元,因此,几乎所有犀牛种群都处于危险之中。为了解决这些严重的问题,减轻动物压力的一个好办法可能是用假货填满市场,这样犀牛就有机会存活下来。因此,牛津大学的动物学家弗里茨·沃尔拉特和复旦大学的合作伙伴们想出了一种廉价易制的假犀牛角,来帮助拯救更多的犀牛。
【1】细节理解题。根据文中A kilogram can be sold as much as horn $60,000.As a result, almost all rhino populations are in danger.一公斤犀牛可以卖到6万美元,因此,几乎所有犀牛种群都处于危险之中。可知犀牛角种群处于危险中是因为人们为了卖犀牛角会杀害犀牛,故选D。
【2】词义猜测题。根据文中In order to solve the serious problems, a good way to … pressure on the animals might be to fill the market with fakes.为了解决这个严重的问题,一个好方法…… 动物压力可能是用假货填满市场。根据句意理解可知,这里应该是表达“缓解,缓和”,故选A。
【3】词义猜测题。tails尾巴;horses马;hairs毛发;examinations检查;根据文中句子Examinations under a microscope showed that hairs from horses' tails are similar to those in the horns of rhinos.显微镜下的检查表明,马尾巴上的毛发与犀牛角上的毛发相似。可知those在这里指代的是“毛发”,故选C。
【4】细节理解题。根据文中First, find out the right materials. … At last, after some polishing, the fake horn looks just like a real one. 可知,一共有四步,首先要找出合适的材料。其次,应该使用合适的胶水。第三,把粘好的角放在烤箱里烘干。最后,经过一番打磨,这把假喇叭看起来像是真的。所以说一共需要四步,故选B。
【5】观点态度题。根据文中So by making fake horns, people may help save more rhinos.因此,通过制造假犀牛角,人们可以帮助拯救更多的犀牛。可知作者也同意通过制造假的犀牛角来拯救犀牛,故选A。
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