2020-2021学年人教版（2019）高一英语必修2同步作业：UNIT 3 THE INTERNET READING FOR WRITING（重点练） WORD版含答案.doc

1、3.3 Reading for WritingUNIT 3重点练I. 阅读选择Alexa is a form of artificial intelligence, or Al for short. Many people start their mornings by asking Alexa for the weather forecast or the latest or the weather for the weather for the can also play music from your favourite playlists, order takeout food, an

2、swer questions , send messages and even run smart home controls .Training AI systems to respond to problems with human-like intelligence and learn from their mistakes can take months, or even years. Consider Alexa and similar software, such as Apples Siri. To do the tasks its human owners ask, these

3、 systems must make sense of and then respond to sentences such as, Alexa, play my Ed Sheeran playlist or Siri, what is the capital of India?Computers cant understand language as it is spoken by people. So AI researchers must find a way to help humans communicate with computers. The technology used t

4、o get computers to understand human speech or text is known as natural language processing . By natural language, computer scientists refer to the way people naturally talk or write. To teach an AI system a task like comprehending(理解）a sentence or responding to a persons last move in a board game, s

5、cientists need to feed it lots of examples.AlphaGo is an AI system designed by Google that has beaten a human champion, Lee Sedol,at the strategy(策略）board game Go.To train AlphaGo,Google had to show it 30million Go moves that people had made while playing the game. Then AlphaGo used what it learnt t

6、o analyse those plays as it played against different versions(版本）of itself.During this practice, the program came up with new moves-ones never seen in games between people.1.What does the example of Alexa show?A.AI may replace humans one day.B.AI is playing a role in our modern life.C.AI has been wi

7、dely used around the world.D.AI has totally changed peoples bad habits.2.How do scientists train AI systems?A. By testing them thousands of times.B. By teaching them almost everything.C. By giving them quite a lot of tasks to do.D. By providing them with large amounts of data.3. What can we learn ab

8、out AlphaGo?A. It has become very skilful and intelligent.B. It is the most convenient AI system.C.It avoids making any mistake.D. It just follows human orders.II.完形填空It was New Year time. We were travelling in a van(小型货车）4 _ toys to the homeless.When we 5_ the spot, something caught my eye. Somethi

9、ng or someone was moving in the rubbish. Soon I 6_ that it was the home of a poor family. There were two 7_, both about my age at the time,and a lady I supposed to be their mother . They sat there 8_ .As a little girl myself I was 9_ interested in the little girl. How 10_ our lives were. She lived f

10、or the day, 11_ through the rubbish for something to fill her stomach. I on the other hand was well looked after and never had to worry about 12_ . I had a good education and thus a 13 _future . I looked at the little girl. The only 14_ she had was the worn-out dress that she was wearing.Seeing this

11、 little girl I made the decision to 15_ a doll that had belonged to me for a while. When the van came to a 16_,I stepped out,called the girl over and placed the doll in her hand. At first she looked at me with 17_ and wasnt certain what to do, but then she smiled and I saw 18_ in her eyes .4.A.showi

12、ngB.recommendingC.distributingD.selling5.A.leftB.changedC.choseD.approached6.A.guaranteed B.realized C.decided D.accepted7.A.boysB.children C.drivers D.adults8.A.happily B.angrily C.hopefully D.helplessly9.A.stillB.lessC.especially D.probably10.A.similar B.different C.difficult D.ordinary11.A.search

13、ing B.gettingC.running D.breaking12.A.foodB.safetyC.healthD.transport13.A.doubtfulB.distantC.promisingD.foreseeable14.A.presentB.decorationC.requirementD.possession15.A.give away B.give back C.hand out D.hand in16.A.station B.stopC.streetD.signal17.A.angerB.painC.surpriseD.disappointment18.A.hopeB.l

14、onelinessC.anxietyD.astonishment、语法填空In the past few years, more than half of bookstores in China have closed down,19_ is the result of the 20_(compete) with online bookstores. But the success of Sisyphe Bookstore, one of the 21_ (big) privately-owned bookstore chains in China,may serve 22_ a great

15、example .23_ ( found ) in 1993 , Sisyphe started to transform and upgrade its business in 2009 to seek its profitability. Now, it not only devotes itself to 24_ ( sell ) books , but combines the functions of the bookstore, cafe and the sale of 25_(create)cultural products. Sisyphe opens its bookstor

16、es in shopping malls in order to take advantage of the large number of consumers of shopping malls to sell its books , and it also 26_ ( able ) people to enjoy spending time reading and drinking coffee. In return,bookstores have improved the cultural atmosphere of shopping malls,so 27_ is mutually b

17、eneficial to have such cooperation.So far, the government 28 _(offer) tax reduction for bookstores to encourage the development of physical bookstores.Perhaps it is early to say the boom of physical bookstores has come,but definitely,we see the turning point to them.、【答案】1.B 2.D 3.A【分析】本文是一篇说明文，介绍了人

18、工智能在我们的现代生活中发挥的重要作用，同时还介绍了科学家对AI技术的研究和探索。1. 细节理解题。根据第一段最后一句A device that houses Alexa can also play music from your favourite playlists, keep a shopping list, order takeout food, answer questions, send messages and ever runsmarthome controls.可知，Alexa的例子表明，人工智能在人们的现代生活中发挥重要的作用。故选B项。2. 细节理解题。根据第三段最后一句

19、To teach an AI system a task like comprehending a sentence or responding to a persons las move in a board game, scientists need to feed it lots of examples.可知，研究人员为了让AI学习任务，需要给它输入很多例子，让它理解相关的含义。也就是说科学家给AI提供了很多数据来训练它，故选D项。3. 推理判断题。根据最后一段第一句 AlphaGo is an AI systen designed by Google that has beaten a

20、 human champion , Lee Sedol , a the strategy board game Go.和最后一句可知，AlphaGo在围棋棋艺上很出色，甚至击败了世界冠军李世石，还有了自己的下法。这说明它棋艺纯熟、特别聪明。故选A项。、【答案】4.C 5.D 6.B 7. B 8.D 9. C 10. B 11. A 12.A 13. C 14.D 15. A 16.B 17.C 18.A【解析】我们在新年期间，开车去为无家可归的人分发玩具；“我”远远地发现了一位小女孩，她靠在垃圾中寻找食物为生；于是“我”走过去，将刚买不久的玩具娃娃送给了她，然后就离开了；我们发现那位女孩在追

21、我们，我们停下了车，她向“我”说了句“谢谢”。4.C 【解析】根据下文“我”送给小女孩玩具娃娃可知，我们在新年期间给无家可归的人分发玩具。故选C。5.D【解析】根据下文中的“When the van came to a_,I stepped out可推知，当我们接近目的地的时候，有东西引起“我”的注意。故选D。6.B【解析】根据空后的“it was the home of a poor family并结合语境可知，“我”很快意识到那是一个贫困人家的家。故选B。7. B 【解析】根据下文中的“As a little girl myself”可知，当时那里有两个和“我”年龄差不多的孩子，还有一位女

22、士，可能是他们的母亲。故选B。8.D【解析】根据下文中的“_through the rubbish for something to fill her stomach和the worn-out dress可推知，他们无助地坐在垃圾旁边。故选D。9. C 【解析】根据语境可知，作为一个小女孩，“我”尤其对那个小女孩感兴趣。故选C。10. B 【解析】根据下文中的“She lived for the day.to fill her stomach. I on the other hand was well looked after.a_future.可知，我们的生活差别很大。故选B。11. A 【

23、解析】根据上文中的“Something or someone was moving in the rubbish.可推知，当时那个小女孩在垃圾堆里寻找东西以填饱自己的肚子。故选A。12.A【解析】根据上文可知，那个小女孩在垃圾堆里寻找食物，而“我”却得到了很好的照顾，从来不用担心食物。故选A。13. C 【解析】根据该空前的“I had a good education可知，“我”接受了良好的教育，“我”也有一个有前途的未来。故选C。14.D【解析】根据上文的内容并结合语境可推知，那位小女孩仅有的财产就是她身上穿的那件破旧的裙子。故选D。15. A 【解析】根据下文中的“I stepped o

24、ut . the doll in her hand”可推知，看到这个小女孩，“我”决定把刚买不久的玩具娃娃送给她。故选A。16.B【解析】根据上文可知，“我”决定把刚买不久的玩具娃娃送给那个小女孩，所以当车一停下来，“我”立刻下车，叫那个小女孩过来，然后将玩具娃娃放（placed)在她的手里。故选B17.C 【解析】根据空后的“and wasnt certain what to do”和语境可推知，那个小女孩刚开始惊讶地看着“我”。故选C。18.A【解析】根据上文可知，那个小女孩一家绝望地坐在垃圾旁边，并结合语境可推知，“我”将玩具娃娃放在她手里，她对“我”微笑，“我”从小女孩的眼中看到了希望

25、。故选A。、【答案】19. which 20. competition 21. biggest 22. as 23. Founded 24. selling 25.creative 26. enables 27. it 28. has offered 【分析】本文是一篇说明文，主要介绍了中国实体书店的现状以及西西弗书店的发展历程。19. 分析句子结构可知，空处引导非限制性定语从句，修饰前面的整个句子，且从句中缺少主语，所以用which引导该从句。20. 根据语境以及空前的定冠词the可推知，此处应用compete的名词形式competition,表示“竞争”。21. 根据空前的“one of

26、the”和空后的bookstore chains in China及语境可推知，此处应用big的最高级形式。22. serveas(适合作用）为固定用法，此处表示西西弗书店的成功是一个很好的例子。23. 根据语境并分析句子结构可知，found与其逻辑主语Sisyphe之间为动宾关系，故用其过去分词形式。24. devote oneself to doing sth.(致力于做某事）中的to为介词，介词后面应接动名词形式，故填selling。25.修饰名词应用形容词，故用creative修饰其后的“cultural products”表示“创造性的文化产品”。26. 它也使人们能够享受阅读和饮用咖啡的时光。根据语境并分析句子结构可知，此处需要谓语动词；根据上文中opens可知，此处应用一般现在时，且空前的主语it是第三人称单数，所以填enables。27. 分析句子结构可知，后面的动词不定式为真正的主语，故用代词it做形式主语。28.“So far”为现在完成时的标志，且根据语境可知，offer与其主语“the government”为主动关系，所以此处应填has offered。