题目内容
17.Animal's findingsNew research shows that sheep are clever
People often make jokes about how dull sheep are,but new research shows they may be cleverer than we think.Researchers at the University of Cambridge discovered that Welsh mountain sheep have brainpower that equals rodents (啮齿动物).Tests found that the sheep can map the area they live in,and some may even be able to plan ahead.
Young fish prefer noisy neighbors
A new study has shown that young fish like to live on reefs with noisy neighbors!Researchers from the universities of Auckland and Bristol found that young fish looking for a home choose areas where other noisy fish live.The scientists produced all kinds of sounds which had been recorded in different natural environments.The young fish seemed to prefer the sounds of natural reefs,complete with noisy animals!The scientists compared the choice to a music fan wandering around at a music festival,choosing to set up a tent closest to the music they like best!
Butterflies are disappearing
A new study has shown that 17 species of butterflies found in Europe have dropped by 70% in the last 20years.The information collected from 3,000sites across 15countries shows it may be caused by the loss of grasslands covered with flowers.You can encourage butterflies to come into your garden by planting flowers.
21.According to the first paragraph,we may infer that sheepB.
A.are less clever than rodents
B.can find their home
C.can read maps
D.are good planners
22.When young fish are looking for a home,they like toA.
A.live in a noisy environment
B.live in areas close to their parents
C.choose the reefs which are quiet
D.choose other kinds of fish as neighbors
23.Which seems to have to do with the number of butterflies?C
A.The species of grass in grasslands.
B.The species of trees in grasslands.
C.The number of flowers in grasslands.
D.The number of animals in grasslands.
分析 本文属于说明文阅读,作者通过这篇文章主要向我们描述了三项有关动物的发现:羊其实是很聪明的,年轻的鱼喜欢生活在热闹的地方,因为覆盖了鲜花的草地的减少蝴蝶正在逐渐消失.
解答 21.B.推理判断题.根据文章第一段"Tests found that the sheep can map the area they live in,and some may even be able to plan ahead"试验发现,羊可以描绘他们居住的地区的地图,有些甚至可以提前计划,可知羊可以找到它们的家.故选B.
22.A.细节理解题.根据文章第二段"A new study has shown that young fish like to live on reefs with noisy neighbors"一项新的研究表明,年轻的鱼喜欢生活在有吵闹的邻居的珊瑚礁上,可知年轻的与喜欢生活在热闹的环境;故选A.
23.C.细节理解题.根据文章第三段"The information collected from 3,000sites across 15countries shows it may be caused by the loss of grasslands covered with flowers"从15个国家的3000个地点收集的信息表明蝴蝶的减少可能是鲜花覆盖的草地的大面积减少造成的,因此为了蝴蝶我们必须增加草地的鲜花,故选C.
点评 考察学生的细节理解和推理判断能力,做细节理解题时一定要找到文章中的原句,和题干进行比较,再做出正确的选择.在做推理判断题不要以个人的主观想象代替文章的事实,要根据文章事实进行合乎逻辑的推理判断.
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