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

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1、Period Four Lesson 3 Virtual Reality基础巩固.单句语法填空1.Unfortunately，I had problems making(make) new friends at my new school.2.These medicines have saved millions(millionaire) of peoples lives since they were invented.3.What a heavy smoker(smoke) you are！Give up smoking and take more care of yourself.4.I

2、 have done some historical(history) research.5.He is my pen pal(笔友) ，and I have never seen him in person.6.I had planned to run away and I was going home to pack(pack) my things.7.Tom is very kind；he always helps me with my English.8.Can I depend on it that this wont happen again?.选词填空in the flesh，

3、whats more， get out of trouble， take part in， depend on9.We can depend on Williamhe always keeps his promises.10.Its a useful book，and whats more，not an expensive one.11.I wish I could have seen it in the flesh.12.Everyone there took part in the fight against the floods，including the children and th

4、e old.13.You have to help yourself to get out of trouble；no one can give you a hand here.单句改错(每小题仅有 1 处错误 )14.Not only he but also I interested in science.aream15.I found quite pleasant to work with him.thatit16.Would you bring me a bench to sit ？ on17.I have a very important meeting attend today. t

5、o18.I was the first Western TV reporter to film it.permittingpermitted能力提升.阅读理解Most children have ever heard their parents yell “sit up straight” or “dont hang your head” when they eat dinner.Nowadays，it is also heard around another activityvideo games.Ten-year-old Owaish admits it takes him three t

6、o four hours a day to play games on his tablet computer.In addition，he plays for about two hours on the smart phone every day.As a result，he started suffering a serious pain in the neck around June or July.Whats worse，the pain has spread to the hand and back gradually，which makes his mother Mehzabin

7、 become concerned.The doctors note the number of young children with the chronic pain(慢性病) in their necks， arms and shoulders is on the sharp increase in recent years.They are not aging，they havent had an accident，the blood reports are fine，their X-rays are fine，and their MRIs are fine.Facts have pr

8、oved that the pain is from the poor posture(姿势) while they are playing video games on smart phones or other electronic devices.19-year-old student Nida feels pain in the finger which holds the weight of her smart phone most of the day.Nida almost uses her smart phone 24/7，which means 24 hours a day，

9、seven days a week，or all the time.Health experts predict there will be not only physical(身体的 ) but mental(精神的) problems resulting from the overuse of electronic devices.They encourage people to often take breaks and exercise from using computers，smart phones or other devices.Stand up! Stretch(伸展) th

10、e legs，back ，shoulders and arms in all the possible directions.Thats the most effective way and maybe the key to solving the problem completely.After all，the medication doesnt help sometimes.语篇解读 现在孩子们流行的一种活动就是玩电子游戏。玩电子游戏太多会引起慢性病。健康专家们说最好的解决方法是每天锻炼。19.What is Mehzabin worried about?A.Her son has no

11、table manners.B.Her sons physical problems get worse.C.Her son doesnt work hard at school.D.Her son spends much money on games.答案 B解析 细节理解题。根据第一段最后两句可知，她担心的是儿子的身体状况变差，故选B。20.What do we know about the chronic pain? A.Using a heavy smart phone will cause it.B.Adults dont have the problem.C.It is cause

12、d by the wrong body position.D.Children with it often have other diseases.答案 C解析 细节理解题。根据第二段第二、三句可知，这种慢性病是由姿势不当引起的。故选C。21.According to health experts， .A.the best treatment for the chronic pain is exercisingB.people must take medicine to cure the chronic painC.people should stop using smart phonesD.

13、the chronic pain has nothing to do with ones mental health答案 A解析 细节理解题。根据最后一段可知，专家认为锻炼才是治疗慢性病的最好的办法，故选 A。22.What may be the best title for the text?A.To Play Games Well，Sit Up StraightB.Too Much Gaming Is a Pain in the NeckC.How to Avoid the Pain in the NeckD.How to Be More Fit by Playing Games答案 B解

14、析 标题归纳题。根据第二段可知，这种疼痛并不是来自老化、事故或疾病，而是来自玩电子游戏时单调的姿势或身体的位置。也就是说玩电子游戏太多，颈部会疼痛。故选B。.完形填空I take the train to work every morning from a train station near my house.I can get to the station quite easily because there is a short 23 to the station.But in summer，it can get quite smelly because of all the 24 .S

15、o I always try to 25 through it.Today I was trying to do so as usual 26 something made me stop for a moment.I saw the most beautiful 27 by an old woman walking in front of me with the help of a white 28 .She was short and 29 and had white hair.She was walking slowly as each 30 took some effort.I had

16、nt specially 31 her at first，until she stopped near a rubbish bin.She slowly placed her walking stick 32 the rubbish bin.Then she leaned(斜倚着) on it with her right hand.She bent down and 33 the rubbish.She clearly found it 34 and it took her a while.She picked some rubbish with her left hand and 35 s

17、traightened(伸直) herself up again.All the while she used the rubbish bin to 36 herself.She threw the rubbish inside the bin and then 37 walking.It all took her great effort.Theres so much rubbish and no one ever does 38 about it.I was 39 to see this old woman make such a great effort to keep even a s

18、mall part of it 40 ！I havent been able to 41 thinking about that all day.I want to follow her 42 .Ive decided to pick up rubbish off the ground if I meet from now on.I hope people will do the same as I do.语篇解读 本文是一篇记叙文。一位老人即使身体虚弱、走路不便，依然把地上的垃圾捡起扔到垃圾桶里，而作者很讨厌垃圾的气味却什么都没做。看到老人的举动，作者深受触动，决定以后看到地上的垃圾就会捡起

19、来。23.A.ending B.zoneC.cut D.entrance答案 C解析 根据设空前的“I can get to the station quite easily”可知， “我”到达车站很容易，因为有一条近路。a short cut 捷径，故选 C 项。24.A.rubbish B.boxesC.bottles D.mosquitoes答案 A解析 根据该空前面的 smelly 一词的提示和下文多次出现的 rubbish 可知，夏天垃圾会发出臭味，故选 A 项。25.A.walk B.passC.go D.rush答案 D解析 根据前文可知，这个地方在夏天的时候垃圾会发出难闻的气味

20、，所以按照常理判断，作者为了尽快离开这个区域，肯定会跑或冲过去，故选 D 项。26.A.while B.untilC.when D.because答案 C解析 根据句中的“was trying”可知，此处应用 when，构成 be doing sth. when.结构，表示“正在做某事，这时突然” 。27.A.signal B.actC.mark D.sign答案 B解析 signal 信号；act 行为；mark 标记；sign 迹象。根据第三段的描述可知，老人费力地捡起垃圾扔进了垃圾箱，这个行为让“我”感触颇深，故选 B 项。28.A.bike B.stickC.dog D.umbrell

21、a答案 B解析 根据第三段中的“She slowly placed her walking stick”可知，老人走路的时候需要依靠拐杖，故选 B 项。29.A.weak B.fancyC.local D.merciful答案 A解析 weak 虚弱的；fancy 奇特的； local 当地的；merciful 仁慈的。根据句中的“had white hair”以及下一句中的“ She was walking slowly”可判断，老人走路困难、身体不好，所以此处应指“虚弱的” 。故选 A 项。30.A.walk B.bendC.stop D.step答案 D解析 根据语境可知，老人拄着拐杖，

22、走路也很慢，所以她每走一步应该都很费劲，故选D 项。31.A.watched B.seenC.glared D.noticed答案 D解析 watch 观看，注视；see 看见；glare 怒目而视；notice 注意。根据前文对老人的描述可知，此处表示直到老人停在垃圾桶旁边时， “我”才注意到她。故选 D 项。32.A.in B.aroundC.against D.under答案 C解析 根据语境可知，老人把拐杖靠着垃圾桶放才能立着。against 倚着，靠着。33.A.searched for B.looked forC.reached for D.hunted for答案 C解析 sea

23、rch for 搜寻；look for 寻找；reach for 伸手拿/够；hunt for 搜寻。根据后文的“She picked some rubbish with her left hand”可知，老人弯腰是为了捡垃圾，故选 C 项。34.A.unable B.difficultC.different D.impossible答案 B解析 unable 不能的；difficult 困难的；different 不同的；impossible 不可能的。根据前文的描述可知，老人走路和弯腰都很困难，故选 B 项。35.A.slowly B.swiftlyC.simply D.briefly答案

24、 A解析 slowly 慢慢地；swiftly 迅速地；simply 简单地；briefly 短暂地，简洁地。根据前文的语境可知，老人捡垃圾很困难，所以她伸直身体应该是比较缓慢的，故选 A 项。36.A.protect B.helpC.support D.sink答案 C解析 protect 保护；help 帮助； support 支撑；sink 下沉。根据语境可知，老人捡垃圾的时候没有拄拐杖，所以她靠着垃圾桶支撑自己的身体，故选 C 项。37.A.continued B.startedC.enjoyed D.explored答案 A解析 continue 继续；start 开始；enjoy

25、享受；explore 探索。根据语境可知，老人把垃圾扔到垃圾桶里以后继续走，故选 A 项。38.A.something B.anythingC.good D.effort答案 B解析 根据语境可知，地上有很多垃圾，但是没有人对此采取任何行动，故选 B 项。39.A.frightened B.movedC.removed D.shocked答案 B解析 frightened 害怕的；moved 感动的；removed 移除的；shocked 震惊的。根据后文的“such a great effort to keep even a small part”以及最后一段可知，老人费那么大的努力做的事情

26、触动了“我” 。故选 B 项。40.A.busy B.beautifulC.dirty D.clean答案 D解析 老人捡起垃圾是为了让地上保持干净，故选 D 项。41.A.keep B.stopC.mind D.select答案 B解析 根据前后文的语境可知，老人这个简单的举动对“我”的触动很大，所以应该是一整天都在想这件事情，故选 B 项。42.A.protection B.realityC.example D.style答案 C解析 protection 保护；reality 现实；example 榜样；style 风格。根据该空后的“Ive decided to pick up rub

27、bish off the ground if I meet from now on.”可知，老人的行为为“我”树立了榜样，故选 C 项。.语法填空I made my first parachute jump(跳伞) because I had read an article about it and I had always wanted to try it.Before the jump I went to six training classes.I was taught where to sit in the airplane，how to jump out，how to guide t

28、he parachute 43. (careful)，and how to land on the ground safely.However,44. the big day I was very nervous.The weather was cloudy，but the pilot 45. (think) it was all right，so the instructor and I got into the airplane with the pilot.The plane took off and climbed to 1,000 metres.How 46. (frighten)

29、I was while waiting for the big moment！Then the instructor told 47. (I) to jump.I looked out of the open door and saw the ground below.It was the most terrifying moment of my life！I closed my 48. (eye) and jumped.It was 49. great relief when the parachute opened！Below me was the landing area.50. (fa

30、ll) peacefully through the air made me feel really wonderful.A few minutes later，I landed safely.Parachuting is 51. (much) exciting than anything else 52. I have done before，and its more fun，too.语 篇 解 读 本 文 介 绍 了 作 者 第 一 次 跳 伞 的 经 历 ，作 者 感 到 既 紧 张 又 兴 奋 。43.答案 carefully解析 考查副词。此处用于修饰动词短语，因此用所给词的副词形式

31、。44.答案 on解析 考查介词。表示在具体的某一天用介词 on。45.答案 thought解析 考查时态。此处叙述过去发生的动作，应用一般过去时，故用所给词的过去式。46.答案 frightened解析 考查形容词。此处表示“当等待这重大一刻时，我是多么害怕啊！”表示人的心理感受用-ed 形式的形容词。47.答案 me解析 考查代词。此处作 told 的宾语，因此用所给词的宾格形式。48.答案 eyes解析 考查名词。eye 意为“眼睛” ，为可数名词，此处表示 “我闭上双眼” ，因此用复数形式。49.答案 a解析 此处 relief 指使人宽慰的事，为可数名词，故用 a。50.答案 Falling解析 考查非谓语动词。此处在句中作主语，因此用所给词的动名词形式。51.答案 more解析 考查比较级。根据 than 可知此处应用比较级，故填 more。52.答案 that解析 考查定语从句。分析句子结构可知，此处引导定语从句，修饰先行词 anything else，故用 that。