2021届高考英语大一轮复习Unit8Adventure课时作业8b北师大版必修3.doc
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1、课时作业8Adventure.阅读理解(2019江西师大附中月考)Goldfish have pretty boring lives, so maybe its a good thing they can only concentrate for nine seconds! But according to new research, humans are becoming like goldfish. Our attention span (时长) is getting shorter and its all because of technology.“We move quickly fr
2、om one site to another on the web,” says Dr Ted Selker, a computer scientist from Massachusetts, “And we are losing the ability to concentrate.” With millions of websites to choose from, the attention span of the average Internet user is just seconds. There are other digital distractions (使人分心的事) to
3、o: emails, instant messaging and quickie movies on websites.Some people are worried about the effect on young people. “You need time to understand and think about what you read,” says Julia Wood, from London. “Young people search the net all the time and their brains become full of useless informati
4、on but there is no time to make sense of it. I am trying to persuade my pupils to read more books, so that they concentrate on one subject for longer.”Other teachers are trying more unusual methods to improve students concentration. Anne Savan, from Wales, was so worried about her students that she
5、started playing Mozart during her science lessons. She says that it had an amazing effect, “The music made them calmer, and their concentration was much better.”But not everyone believes that there is a problem. Ray Cole, an educational psychologist says, “On the web, young people learn to make quic
6、k decisions about what is and isnt worth reading. They might look at five unhelpful websites very quickly, before stopping and reading a sixth useful website more carefully. In a world with so much information available, this is an important skill.”本文是一篇议论文。随着科技的发展,人们将大量时间花在浏览网站上,快速不断地浏览网站使人们的注意力时长越
7、来越短;但是有人认为,浏览网站可以提高年轻人的判断能力。1Why does the writer mention “goldfish”?ATo analyze data.BTo introduce a topic.CTo settle problems.DTo suggest a way out.答案:B解析:推理判断题。文章第一段第一句说金鱼只能集中九秒钟的注意力;结合第一段的第二句“But according to new research, humans are becoming like goldfish.”可知,人们正变得像金鱼一样。接着文章提出中心论点:由于技术(应用),我们的注意
8、力时长变得越来越短。据此可以判断,作者用金鱼的例子是为了引出文章主题。2What may cause a shorter attention span according to Dr Ted Selker?ASkipping on the Internet.BTime to digest information.CTraditional methods of reading.DMaking decisions.答案:A解析:推理判断题。根据第二段的“We move quickly from one site to another on the web.And we are losing the
9、 ability to concentrate.”可知,Ted Selker认为,由于快速浏览网站,人们正在丧失集中注意力的能力。3What will help students overcome a short attention span?AReceiving emails.BTexting messages.CReading more books.DWatching quickie movies.答案:C解析:细节理解题。根据第三段的最后一句可知,阅读更多的书将有助于学生克服注意力时间短的问题。4What is Ray Coles attitude towards looking thr
10、ough websites quickly?ACautious.BUnfavorable.CSkeptical. DSupportive.答案:D解析:推理判断题。根据最后一段的“But not everyone believes that there is a problem.On the web, young people learn to make quick decisions about what is and isnt worth reading.”可知,Ray Cole认为年轻人快速浏览网站可以提高自己快速判断的能力;据此可判断,Ray Cole对快速浏览网站持支持态度。.阅读填
11、句(2019河北衡水一中模拟)You need to dress warmly when you play in the snow. And to get around in deep snow, you might need snowshoes.Animals need winter coats and snowshoes too.A musk ox (麝牛) wears two coats in winter. _1_ It keeps the inner coat of soft fur warm and dry. The furry undercoat falls off each s
12、pring and the ox grows a new one every winter.A snowshoe rabbit changes its coat to match the season. _2_ In winter it grows white fur to match the snow. It even has fur on the bottoms of its feet._3_ A seal (海豹) has an extra layer under its fur coat too. This thick layer of fat lies under the seals
13、 skin and is great at holding in heat, especially in the water.The Arctic fox has fur on the bottoms of its feet and one of the warmest double coats of any animal. But on very cold and windy days, it adds something. _4_A polar bears big feet act like snowshoes. _5_ The bottom of each foot is protect
14、ed by fur and the fur helps the bear walk on the snowy ground.AIt can run very quickly.BDo you wear a sweater under your coat?CThey can move quickly across the snow.DThe outer coat reaches almost to the ground.EIt uses its thick tail like a scarf to cover its nose and face.FIn summer its brown fur h
15、elps it hide among dirt and rocks.GThey spread out the bears weight so it can walk easily on the snow.本文是一篇说明文。文章介绍了动物如何抵御寒冷以及如何在冰天雪地里行走。1D解析:根据下一句“It keeps the inner coat of soft fur warm and dry.”可知,D项“外面的皮毛几乎垂到地面”符合语境。且D项中的“outer coat”与下一句中的“inner coat”相呼应。2F解析:根据该空前的“changes its coat to match th
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