2019年高考英语一轮精选练Unit2Cloning含解析新人教版选修.pdf

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1、.Unit 2 Cloning 李仕才 一、阅读理解。Bike Share Toronto is the citys official bike share program,designed to give locals and visitors a fun,affordable and convenient alternative to walking,taxis,buses and the subway.There are 200 Bike Share Toronto stations and 2,000 bikes across the city,making Bike Share th

2、e most accessible way to get around and explore.How it works Become an Annual Member or buy a Day Pass to access the system.Find an available bike nearby,and get a ride code or use your member key to unlock it.Take as many short rides as you want while your pass or membership is active.Return your b

3、ike to any station,and wait for the green light on the dock to make sure its locked.Choose a plan For visitors Day Pass：$7.Unlimited 30minute rides in a 24hour period.3Day Pass：$15.Unlimited 30minute rides in a 72hour period.For locals Monthly Pass：$25.Unlimited 30minute rides for a month.Annual Mem

4、bership：$90.Unlimited 30minute rides for a whole year.The Annual Membership is the best deal for locals of Toronto and other frequent riders.The first 30 minutes of each ride is included with the membership or pass price.Avoid extra fees by dropping off your bike every 30 minutes at any other statio

5、n.If you keep a bike out for longer than 30 minutes at a time,you will be charged an extra$1.50 for the first 30 minutes over,$4 for the next 30 minutes,and$7 for each additional 30 minutes after that.Contact us Customer Service：8982378 Repair Service：8982388 Corporation Partners：8982398 Employment

6、Opportunities：8982498 解题导语 本篇文章是一篇说明文,介绍了加拿大城市多伦多实行共享单车的一些情.况：单车怎么运行、怎么收费和联系方式。1How much will the extra fee be if you travel for two hours by bike?A$5.50.B$9.50.C$12.50.D$15.50.C 解析：细节理解题。根据 Choose a plan 部分中的If you keep a bike out for longer than 30 minutes at a time,you will be charged an extra$1.

7、50 for the first 30 minutes over,$4 for the next 30 minutes,and$7 for each additional 30 minutes after that.可以列出算式 1.504712.50。2For more information about working at Bike Share Toronto,contact it at _ A8982378 B8982388 C8982398 D8982498 D 解析：细节理解题。根据文章最后一部分提供的四个电话联系方式：Customer Service,Repair Service

8、,Corporation Partners,Employment Opportunities可知,与题干的关键词 working 对应的只有Employment Opportunities,故选 D 项。3Which of the following statement is TRUE?AA member can get a code or a key to the bike.BBike Share Toronto is a nonprofit organization.CShared bikes have taken the place of other vehicles.DThe gree

9、n light on the dock shows the bike is unlocked.A 解析：推理判断题。根据 How it works 部分中的Find an available bike.unlock it.可知,A 选项是正确的。二、单句语法填空 1His efforts to raise money for his program were _ vain because no one showed any intention to take a cent out of their pockets.答案：in 2The new clothes in that shop are

10、so beautiful that Anna cannot resist_ a close look at them,although she cannot afford them at present.答案：taking 3The students are forbidden,unless they have special passes,_ out after 11 pm.答案：to stay.4This is only an _ that they wont spend too much on the decoration of the house.答案：assumption 5Liu

11、Lei insisted that he merely did what everybody would have done and strongly objected to_ a hero.答案：being called 6Not having prepared well,you are bound _ great losses in the commercial trade.答案：to suffer 7The project _ by the young engineer on his own turned out to be very successful.答案：undertaken 8

12、Why bother _ abroad to study,when there are so many good universities at home?答案：going/to go 9I wasnt blaming anyone;I _ said errors like this could be avoided.答案：merely 10Greatly _ by the beauty of the language,I thought how even today Shakespeares writing remains powerful and true.答案：struck 三、完形填空

13、。说明文、议论文 When your child is supposed to be doing homework,are they chatting with their friends on Facebook or playing games?Many studies have shown that multitasking doesnt _1_,_2_ you child is probably proudly claiming they can do ten things _3_！Many people believe that they can _4_ two or more tas

14、ks at the same time,but Dr.Edward Hallowell says this is _5_.The reality is that multitasking _6_ poor job performance.New handhelp _7_ such as smartphones,iPads,games and social networking sites make it very easy to multitask and _8_ attention leading to difficulty focusing on the task _9_,such as

15、listening in the classroom or doing homework._10_,the brain actually _11_ kids for multitasking even though your childs performance on every task gets worse and worse.Kids dont know that they are doing._12_ because they feel better when they multitask,says Dr.Edward Hallowell._13_ the appearance of

16、handheld devices and social networking sites,teachers have noticed a difference in _14_ performance,critical thinking skills and how information is _15_.Multitasking prevents people from gaining a deep understanding of the information they are trying to learn,says Dr.Edward Hallowell.Kids have a dif

17、ficult time sticking with a difficult to understand topic and _16_ to allow themselves to be distracted,to tune out and switch _17_ to Facebook or using their cell phones _18_ working harder at understanding a difficult subject or problem.In the long _19_,multitasking affects grades.One study shows

18、that kids that use the Internet while in class do _20_ on tests,resulting in lower grades.1A.play Bunderstand Cuse Dwork 2A.only if Beven though Cso that Dno wonder 3A.at once Bright away Cin no time Dat random 4A.advocate Bdeal Cperform Dprefer 5A.impossible Bimportant Cimpatient Dimpolite 6A.resul

19、ts in Bresults from Cexists in Dexists from 7A.designs Bdiscoveries Cequipment Devidence 8A.attract Bdraw Cpay Dshare 9A.at hand Bon time Con schedule Dat times 10A.Uncertainly BUnfortunately CUniversally DUndoubtedly 11A.remains Brewards Cregards Dreflects 12A.better Bwell.Cbad Dworse 13A.Since BBe

20、fore CWhen DWhile 14A.accidental Baccurate Caccessible Dacademic 15A.produced Bprocessed Cpossessed Dpromoted 16A.tend Battend Cintend Dpretend 17A.out Bon Coff Dover 18A.except for Brather than Cmore than Dapart from 19A.run Bwalk Cjourney Ddistance 20A.hardly Bsuccessfully Cpoorly Dmildly 解题导语本文主要

21、讲述了孩子们同时做多项任务对学业所造成的负面影响。1 D 根据下文中的The reality is that multitasking _6_ poor job performance可推知,一次做很多事情并没有什么效果,work奏效,起作用。2B 根据语境可知,空处上下句之间存在逻辑上的转折关系,even though即使,尽管,符合语境。3A 根据下文中的Many people believe that they can _4_ two or more tasks at the same time可知,孩子们会声称能同时做十件事情。at once一起,同时。4 C 根据语境可知,许多人相信

22、他们可以同时做两件或是更多事情。perform做,执行,履行。5A 根据下文中的poor job performance可知,Dr.Edward Hallowell 认为同时做多个任务是不可能的。故 A 项正确。6A 根据语境尤其是poor job performance可推知,同时做多项任务的结果很不好。result in导致,造成。7C 根据空后的smartphones,iPads可知,此处表示新的便携式装备,故 C 项正确。下文 13 空后的handheld devices也是信息提示。8D 根据下文中的leading to difficulty focusing on the task

23、可推知,多任务容易分散注意力。share共享,共用。.9A 根据空后的such as listening in the classroom or doing homework可知,这些都是手头要做的事。at hand在手边。10B 根据第一段最后两句可知,Dr.Edward Hallowell 并不赞成多任务行为,因此当大脑给这种行为以肯定或鼓励时,他认为是不幸的。11 B 根据空后的even though可知,空处与 worse 形成对比,由此可推知大脑反而鼓励这种多任务行为。reward奖赏,报答。12 D 根据上文中的gets worse and worse和空后的because the

24、y feel better when they multitask可知,孩子们并不知道自己变得更糟糕。13 A 结合空后现在完成时的运用可知,此处应用连词 since自从之后引导状语从句。14 D 根据上文的teachers可推知,老师们注意到学生们在学业上的差异。academic学术的。15B 根据下文中的Multitasking prevents people from gaining a deep understanding of the information they are trying to learn可知,这些便携式工具的出现改变了学生处理信息的方式。process处理。16A

25、 根据空前的Kids have a difficult time sticking with a difficult to understand topic可知,孩子们很难坚持一个理解起来有困难的话题,他们的注意力往往会分散。tend to do sth.往往会做某事。17D 根据语境可知,既然注意力分散了,孩子们就有可能转而关注学习之外的东西。switch over to转向。18 B 根据语境可知,孩子们去玩手机或 Facebook,而不是更努力地学习。rather than而不是。19A in the long run 为固定短语,意为从长远来看,符合语境。20C 根据空后的result

26、ing in lower grades可知,在课堂上上网的孩子考试成绩差。四、单句改错 1A disadvantage of copying others homework is what you cannot master what you have learned._ 答案：第一个 whatthat 2Is it true that Mike refused an offer from Yale University yesterday?Yeah,but I have no idea that he did it;thats one of his favourite universitie

27、s._ 答案：第二个 thatwhy 3It suddenly struck to me that we ought to make a new plan._ 答案：去掉第一个 to 或 struckoccurred.4You can go swimming in condition that you dont go too far from the river bank._ 答案：inon 5This morning my grandpa wrote his doctor a letter saying that he owes to her that he is still alive._

28、 答案：在 owes 后加 it 五、单元语法同位语从句 1 Last term,I couldn t accept the truth _ I failed in my math examination.答案：that 2There is a strong possibility _ man will mainly depend on solar energy in the future.答案：that 3There is a popular view _ in city strangers are less likely to help an elderly person.答案：that 4The question _ we should continue to do the experiment has not been answered yet.答案：whether 5I have no idea _ the cellphone isnt working,so could you fix it for me?答案：why