Unit20 Lesson 2 Artificial Intelligence课时练习（含答案）

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1、Lesson 2 Artificial Intelligence 基础巩固 .单词拼写 1The man said that he liked the original(起初的) plan better. 2Government officials(官员) must be responsible for their work. 3The thief was caught by the policeman at the exit(出口) to the hall. 4When he was ill，some colleagues(同事) and I went to see him. 5Could

2、you tell me who was the creator(创造者) of the famous character? 6The company decided it must present(呈现)a more modern image. 7The instructor(教练) was patient and helpful and he helped us a lot. 8The results of this survey can be divided into three main categories(类别) .单句语法填空 9Your score is 58. In other

3、 words，you failed the exam. 10Its much cheaper if you book the ticket in advance. 11He told me the news in a serious voice the other day. 12Word came that the new airport was fully operational(operate) 13When his father got very old，he took over that company. 14Unfortunately，they had to give up that

4、 plan for lack of money. 15The fact that he was addicted to computer games made his parents worried. 16From his expression，I could tell the result must be very disappointing(disappoint) 17The girl stood there，looking(look) left and right now and then. 18My friend is in low spirits.I wish I hadnt tol

5、d(not，tell) him the news. 能力提升 .阅读理解 A (2018 湖南冷水江一中高二期中) There was a story many years ago of a school teacher Mrs Thompson.She told the children on the first day that she loved them all the same.But that was a lie.There in the front row was a little boy named Teddy Stoddard.He didnt play well with

6、the other children and he always needed a bath.She did not like him. Then Mrs Thompson got to know that Teddy was actually a very good boy before the death of his mother.Mrs Thompson was ashamed of herself.She felt even worse when，like all her other students，Teddy brought her a Christmas present too

7、.It was his mothers perfume. Teddy said， “Mrs Thompson， today you smell just like my Mom used to.” After the children left she cried for at least an hour.On that very day，she stopped teaching reading，writing and math.Instead，she began to teach children. Mrs Thompson paid particular attention to Tedd

8、y.The boys mind seemed to come alive.The more she encouraged him， the faster he improved.By the end of the sixth grade， Teddy had become one of the smartest children in the class. Six years went by before she got a note from Teddy.He wrote that he had finished high school， third in his class，and tha

9、t she was still the best teacher he ever had in his whole life.He went to college.Mrs Thompson got two more letters from him with the last one signed，Theodore FStoddard，M.D.(医学博士) The story doesnt end there.On his wedding day， Dr.Stoddard whispered in Mrs Thompsons ear， “Thank you， Mrs Thompson， for

10、 believing in me.You made me feel important and showed me that I could make a difference.” Mrs Thompson，with tears in her eyes，whispered back，“Teddy，you have it all wrong.You were the one who taught me that I could make a difference.I didnt know how to teach until I met you.” 语篇解读 文章主要介绍了汤普森夫人对一个男孩无

11、心的表达却改变了他的一生。同时男孩 的变化也教给了汤普森夫人如何教育学生。 19What did Mrs Thompson do on the first day of school? AShe made Teddy feel ashamed. BShe asked the children to play with Teddy. CShe changed Teddys seat to the front row. DShe told the class something untrue about herself. 答案 D 解析 细节理解题。根据第一段可以看出，老师对学生们说爱每一个学生，

12、在那时，老师是 不喜欢 Teddy 的，所以她告诉学生的不是她的真实想法。 20What did Mrs Thompson find out about Teddy? AHe often told lies. BHe was good at math. CHe needed motherly care. DHe enjoyed playing with others. 答案 C 解析 推理判断题。 根据第二段第一句话可知， Teddy 的母亲去世了， 因此他是缺少母爱的。 故选 C。 21In what way did Mrs Thompson change? AShe taught fewe

13、r school subjects. BShe became stricter with her students. CShe no longer liked her job as a teacher. DShe cared more about educating students. 答案 D 解析 推理判断题。根据第三段最后两句可知，她从教具体的学科知识变为教学生，给学生 更多的关注。故选 D。 22Why did Teddy thank Mrs Thompson at his wedding? AShe had kept in touch with him. BShe had given

14、 him encouragement. CShe had sent him Christmas presents. DShe had taught him how to judge people. 答案 B 解析 推理判断题。根据第四段中的“The more she encouraged him，the faster he improved.” 及倒数第二段 Teddy 的话可知，是老师的信任和鼓励让他走向了成功，所以他要谢谢老师。 故选 B。 B Robots are about to enter our lives.From doing housework，entertaining and

15、 educating our children，to looking after the elderly，scientists say we will soon be welcoming robots into our homes and workplaces. Researchers believe we are on the cusp (过渡点) of a robot revolution that will mirror the quick growth of the computer revolution.They are developing new laws for robot b

16、ehavior，and designing new ways for humans and robots to communicate. “I think robots will change who we are，just as eyeglasses and fire changed who we were before， ” says Rodney Brooks， a director of the MIT Computer Science and Artificial Intelligence Laboratory. Some ideas and technologies may sou

17、nd like science fiction，but they are fast becoming science fact.Robots scientists invented are already beginning to perform everyday tasks like cleaning our floors.The latest types from Japan are able to help the elderly to get out of bed or get up after a fall.They can also remind them when to take

18、 medication(药物)，or even help wash their hair. “Robots now are not human-like.For example they are things like automatic beds and wheelchairs，” says Prof Hiroshi Ishiguro at Osaka University，Japan.He believes the time is coming when robots start looking less like machines，and more like us.“In the nea

19、r future we are going to use more human-like robots.I really think so，”says Prof Ishiguro. Prof Maja Mataric at the University of Southern California agrees.“Im very excited about the fact that today we are trying to make robots that look like human beings，” she says. “I believe we love robots becau

20、se theyre reflections of ourselves，” says Ken Goldberg， director of the Berkeley Center for New Media at the University of California at Berkeley. “Robots could be used in education，learning，and healthcare，where social support is important，” says Dr.Cynthia Breazeal，director of the Personal Robots G

21、roup at MIT. 语篇解读 本文介绍了机器人技术的进步并说明：未来的机器人会给我们的生活带来巨大变 化。 23Who believes that robots will bring great changes to our lives? ARodney Brooks. BHiroshi Ishiguro. CMaja Mataric. DKen Goldberg. 答案 A 解析 细节理解题。根据第三段中的“I think robots will change who we are，just as eyeglasses and fire changed who we were befo

22、re，says Rodney Brooks”可知，Rodney Brooks 认为机器人会给我们的生活带来巨大的改变。故选 A。 24Which of the following proverbs can best express the idea of Paragraph 4? AGreat hopes make great men. BIf we can dream it，we can do it. CWhere there is life，there is hope. DWhere there is a will，there is a way. 答案 B 解析 推理判断题。根据第四段首句

23、“Some ideas and technologies may sound like science fiction， but they are fast becoming science fact.”可知， 格言“只要我们有梦想， 我们就能实现。 ” 能最好地表达第四段的意思。故选 B。 25According to the text，future robots will . Abecome smaller Bbecome cheaper Cbe more like machines Dbe more like humans 答案 D 解析 细节理解题。根据第五段最后两句“In the n

24、ear future we are going to use more human-like robots.I really think so， says Prof Ishiguro.”可知， 未来的机器人更像人。 故选 D。 26What would be the best title for this passage? AReady for the Robot Revolution? BThe Uses of Future Robots CThe Changes for the Future World DHappy About Scientific Development? 答案 A 解

25、析 标题归纳题。通读全文尤其是前两段可知，机器人即将进入我们生活的各个方面，我 们处在机器人革命的过渡点上， 所以 A 项(准备好迎接机器人革命了吗？)最适合作本文标题。 .七选五 When it comes to the Internet，passwords which people often use are under fire. 27 Research has shown that passwords are not a very good way to protect sensitive information. People would use some random charac

26、ters，numbers and symbols.Furthermore，a unique password would be used for every site or application the user uses.Unfortunately，the more complex they become，the more people are likely to forget their passwords.The longer the passwords are，the more easily forgotten they are. 28 Google is trying to kil

27、l off the password on Android devices by introducing the Trust API， which does what simple passwords cannot.It gives developers a framework for securing their applications using a number of security systems and metrics(指标) on the device.A Trust Score will be generated based on the metrics the device

28、 gathers. 29 The Trust Score will be generated based on both metrics like your device location，face scanning， fingerprint and so on.Taken one at a time， these metrics are not secure.But taken together， these metrics will help define the real “you” 30 This summer，Google will be running tests with som

29、e banks to see if Trust API meets their needs before rolling out to all developers later this year.It may take another year for apps and popular sites to start using the Trust API. This is a pretty exciting change.Passwords have been around for long and although the security of systems has been impr

30、oved，the convenience of systems hasnt been improved much. 31 Maybe that never-ending conflict between security and convenience will be able to take a break once the Trust system comes out. AGoogle appears to have the best of them. BActually its been under fire for a long time. CPeople tend to care m

31、ore about its advantages. DGoogle has already been testing this in the real world. EGoogle has proved that the system is more convenient. FTherefore，they use the same password for each application. GItll allow or refuse your application based on your Trust Score. 语篇解读 在互联网时代人们经常用密码来保护自己的隐私，但是复杂的、长的密

32、码又容易 遗忘，谷歌正在尝试着引入一个信任评分系统来帮助人们使用起来既方便又安全。 27答案 B 解析 空前的意思是：一提到互联网，人们经常使用的密码会受到攻击。空后的意思是：研 究已经表明密码确实不是一个保护敏感信息的好方法。B 项(事实上，它已经受到攻击好长时 间了)承上启下，符合语境。 28答案 F 解析 空前的意思是：密码越长，人们越容易忘记。F 项(所以人们在每个应用程序上用相同 的密码)符合语境。 29答案 G 解析 空前的意思是：信任评分系统将根据设备收集的指标生成信任分数。G 项(它将以信任 分数为基础允许或者拒绝你的申请)符合此处语境。 30答案 D 解析 空后的意思是：谷歌

33、将与一些银行进行测试，看看 Trust API 是否满足他们的需求。D 项(谷歌已经在真实的世界里测试了)符合语境。 31答案 A 解析 空前的意思是： 密码存在已久而且尽管系统得到了改善， 系统的便利还没有改善很多。 空后的意思是：一旦信任系统出来，也许安全和便利之间的无休止的冲突就能够得到缓解。 A 项(谷歌似乎具备最完善的系统)符合语境。 .短文改错 John Brown is London taxi driver who love going to the theater.Last week his mother gave her two tickets for a play.The

34、tickets were for Sunday evening.Then John read some reviews of the play， that said it was a terribly one! He wouldnt go to see a play that no one likes it.So two hours before the play started，he left the ticket on the back seat of his taxi.Perhaps someone who wanted see the play would take them.Howe

35、ver，while John went back home，the tickets were still there.In fact，there were four tickets on the seat.Someone has placed another pair of tickets on top of them! 答案 John Brown is a London taxi driver who love loves going to the theater.Last week his mother gave her him two tickets for a play.The tic

36、kets were for Sunday evening.Then John read some reviews of the play， that which said it was a terribly terrible one！ He wouldnt go to see a play that no one likes it.So two hours before the play started, he left the ticket tickets on the back seat of his taxi.Perhaps someone who wanted to see the play would take them.However， while when John went back home，the tickets were still there.In fact，there were four tickets on the seat.Someone has had placed another pair of tickets on top of them！