2019-2020学年北师大版英语必修2课时作业含解析：Unit 4 Period Five

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1、Period Five Lesson 4 Virtual Tourism基础巩固.单句语法填空1.The office is in the central(centre) part of the city.2.I go to the supermarket quite regularly(regular).3.His being late made it impossible for the meeting to be held on time.4.Their family goes back to the time of the gold rush.5.In my view， it was

2、a waste of time.6.On average，women live between five and seven years longer than men.7.Were sure youll be well-known as an artist.8.One cannot settle down to reading(read) when he is very angry.9.I like to live in the house with its windows facing(face) the sea.10.The first thing he looked at was hi

3、s offices location(locate).选词填空settle down， be known as， be located on， protest against， as well as11.A new factory is to be located on this site.12.Students took to the streets to protest against the decision.13.Edison is known as a great inventor.14.He is a friend in word as well as in deed.15.Her

4、 job is just to help new foreign students settle down.单句改错(每小题仅有 1 处错误 )16.China is a country with a population.manylarge17.With so many students in the classroom，it is noisy there.talktalking18.Their new house is by the river.locatinglocated19.She as well as we going to the zoo tomorrow.areis20.Com

5、puters，far from jobs，can create employment.destroyeddestroying能力提升.阅读理解A(2018重庆高一检测)You might think people all over the United States have Wi-Fiwireless Internet serviceand mobile phones.But there is no such service in Green Bank，West Virginia，a tiny town four hours from the US capital，Washington D.

6、C.Fewer than 150 people live in Green Bank，which has two churches，an elementary school and a public library.It is also home to the largest radio telescope in the world.There is a ban(禁令) on Wi-Fi in Green Bank，along with anything else that can create electromagnetic(电磁的) waves.Officials say the wave

7、s could disturb the signals the telescope receives.For many Americans，a visit to Green Bank is a little like returning to the 1950s.To get there，you must read road signs because there is no GPS service in the town.People can connect with the Internet through telephones，but wireless service is not al

8、lowed.The observatory(天文台) is one of the largest employers in the area.The National Science Foundation (NSF) spends about $8.2 million a year to operate the observatory，telescope and educational center.Jonah Bauserman is a technician.If he supposes there is a signal that is not allowed in the zone，h

9、e drives to the house where the signal is coming from and checks it.But once a week，when the device is cleaned，some banned devices are allowed near it.People in the town respect the work of the scientists.And they say they are happy to live without Wi-Fi and mobile phones.“You know，instead of sittin

10、g here with our phones and other devices were out fishing，hunting and going to each others houses.” Everyone knows each other and communication is almost always face to face.语 篇 解 读 文 章 主 要 介 绍 了 一 个 没 有 手 机 和 Wi-Fi的 美 国 小 镇 。21.What will you see when you pay a visit to Green Bank?A.GPS service. B.G

11、uide posts.C.Cellphone towers. D.Radio-controlled toys.答案 B解析 细节理解题。由第三段第二句“To get there，you must read road signs because there is no GPS service in the town.”可知，当你去 Green Bank 参观时，你会看到路标。guide posts与 road signs 同义，意为“路牌，路标 ”。故选 B。22.What is Jonah Bausermans duty in his work?A.Following signals from

12、 cellphones.B.Cleaning the telescope once a week.C.Listening for signals from outer space.D.Protecting the telescope from being affected.答案 D解析 推理判断题。由第五段的内容可推知，Jonah Bauserman 的工作是保护望远镜不受其他信号的干扰。故选 D。23.What has the telescope brought to the local people?A.Great wealth.B.Many job chances.C.A healthi

13、er lifestyle.D.Much difficulty in life.答案 C解析 推理判断题。由最后一段内容可知，没有无线网络和手机，人们就去钓鱼、打猎、相互串门。人们相互了解，面对面地进行交流，生活方式更健康。故选 C。24.What may be the best title for this text?A.An American Town Without Wi-Fi and Mobile PhonesB.Good Relationships Between People in an American TownC.The Largest Radio Telescope in th

14、e WorldD.A Better Life Without Wireless Devices答案 A解析 标题归纳题。通读全文可知，这篇文章主要介绍了一个没有手机和 Wi-Fi 的美国小镇。故选 A。B(2018广东深圳期中)A new keyboard can tell whether you are its owner.The keyboard records information about the typing pattern and sends it to a computer program.The program then checks to see if the patte

15、rn matches the right user.If not，an alarm sounds，and the computer locks the typist out.It locks out anyone else，even if the person knows password.Whats more，this device needs no batteries.It harvests all the energy it needs from the action of your typing.Besides，the keyboard is also self-cleaning an

16、d the keys are free of damage from water，oil and dirt.The keys of the new keyboard are made of the same inexpensive plastic that might be found on any other standard keyboard.But instead of being smooth，the keys have millions of tiny plastic nanowires(纳米线) on their surface area to every key，increasi

17、ng the effective contact area between the plastics and fingers.This ensures that theres enough power to run the keyboard as someone types.Liming Dai，a scientist，did not work on the new keyboard，but he thinks the design could be important in getting better performance from a variety of devices.“It co

18、uld also be applied to a touch screen， for instance， ” Dai says.“Then smartphones and notepads could harvest energy from the action of someone typing or drawing.”“Future work might make the keyboard even more useful， ” Dai adds.“A later design might build tiny capacitors(电容器) onto the nanowires， ” h

19、e suggests.Capacitors are little devices that temporarily store electric charges.Those might then power LEDs to light a keyboard in the dark.Zhonglin Wang is a co-designer of the new keyboard.His team has built a working model of the keyboard.“If a company decides to fund(投资) its production，this key

20、board could be in stores in as little as two years， ” says Wang.语篇解读 本文为读者推荐了一款新型的键盘，这种新的键盘通过输入模式和进行正确的用户匹配来识别它的主人。25.How does the new keyboard tell whether you are its owner?A.By checking the right users passwords.B.By sending alarms to a computer program.C.By matching the typing pattern to the rig

21、ht user.D.By recording information about the typing pattern.答案 C解析 细节理解题。根据第一段中的“The keyboard records information about the typing pattern and sends it to a computer program.The program then checks to see if the pattern matches the right user.”可知，这种新的键盘通过输入模式和正确的用户进行匹配，来识别它的主人，故选 C。26.Why are there

22、many nanowires on the surface of the keys?A.To make the keys beautiful.B.To help produce power.C.To make the keys smooth.D.To improve the speed of typing.答案 B解析 细节理解题。根据第二段最后一句“This ensures that theres enough power to run the keyboard as someone types.”可知，键盘表面有许多纳米线是用来帮助产生电力的，故选B。27.Whats Dais attit

23、ude to the new keyboard?A.Unconcerned. B.Positive.C.Doubtful. D.Critical.答案 B解析 推理判断题。根据第三段中的“Liming Dai，a scientist，did not work on the new keyboard，but he thinks the design could be important in getting better performance from a variety of devices.”可推断出，Dai 对这款新型键盘持积极态度，故选 B。28.What is the best ti

24、tle for the text?A.A New Keyboard Made of NanowiresB.A New Keyboard Powered by TypingC.A New Keyboards FutureD.A New Keyboard Entirely Owned by You答案 D解析 标题归纳题。本文为读者推荐了一款新型的键盘，这种新的键盘通过输入模式和正确的用户进行匹配来识别它的主人，所以这篇文章的最佳题目是“一款完全属于你的键盘” ，故选 D。.七选五Things to Know When You Write an E-mail MessageFor most of

25、the twentieth century，people communicated by telephone or by mail.This is now changing， and e-mail is becoming the preferred method of communication.Its faster than traditional mail. 29 As e-mail is becoming popular，here are several rules we need to know.Be polite and friendly.Start your message wit

26、h a greeting.If you are writing to a friend，you can begin with Hi，Sandra .If you are writing to your teacher，begin your message with Dear Mr Atonso. 30 Many people just type(打字) their names.Others say Bye， Cheers，or use abbreviations(缩写) like BFN (bye for now).Look good.When someone receives an e-ma

27、il message from you，they might not know anything about you.They will judge you from your e-mail message，so make yourself look good. 31 Sometimes sentences seem clear when you write them，but dont make sense when you read them back.32 If you start to use your e-mail several times a week，your message b

28、ox will soon fill with mail.After a few weeks，you can have a list of 60 or 70 messages! It is easy to delete(删除) the messages you dont want anymore.If your messages are important，you can save them in folders(文件夹). 33 It only takes a few minutes to learn.A.Organize your e-mail.B.Its cheaper than a ph

29、one call.C.The e-mail must be addressed correctly.D.Type your message，and then read it again.E.You need a closing at the end of your e-mail.F.If you dont know how to do that，just ask a friend.G.One of the most commonly used e-mails are business e-mails.语 篇 解 读 本 文 是 说 明 文 。文 章 主 要 介 绍 了 写 电 子 邮 件 时

30、需 要 注 意 的 几 个 问 题 。29.答案 B解析 由上文可知，作者将电邮与传统邮件和打电话作比较：电子邮件要比传统邮件快多了，也比打电话便宜，故 B 项内容符合此处语境。30.答案 E解析 由该空后的“Many people.like BFN (bye for now)”可知，这里是说在邮件的最后要有一个收尾，故选 E 项。31.答案 D解析 由该段标题 Look good 和该空后的“Sometimes sentences.when you read them back.”可知，写完电子邮件后要再读一遍，故选 D 项。32.答案 A解析 本段主要论述了及时整理邮件的重要性，故用 A

31、项作为小标题最恰当。33.答案 F解析 由该空前的“you can save them in folders”和该空后的“It only takes a few minutes to learn.”可知，F 项内容符合此处语境。.短文改错(2019湖北沙市中学高一上期末) I worked as a health nurse in a very poor city in Florida.I was often very kindly to my patients，especially the old people.One Christmas Day as I were cooking Chri

32、stmas dinner to my family，I thought of some old people there.They were my patients which were always alone at home.So I decide to make more and deliver hot meals to them.When I saw my two sons play in the house happily，but I made them stop.And I asked them help me pack and deliver these meals.As we

33、took the food into our poor houses，they were deeply moving and we saw tears of joy in their eyes.答案 I worked as a health nurse in a very poor city in Florida.I was often very to my kindlykindpatients，especially the old people.One Christmas Day as I cooking Christmas dinner my werewas toforfamily，I t

34、hought of some old people there.They were my patients were always alone at whichwho/thathome.So I to make more and deliver hot meals to them.When I saw my two sons decidedecided playplayingin the house happily，but I made them stop.And I asked them help me pack and deliver tothese meals.As we took the food into poor houses，they were deeply and we saw ourtheir movingmovedtears of joy in their eyes.