2020-2021学年高中英语人教版（2019）选择性必修二同步课时作业（2）：UNIT1 SCIENCE AND SCIENTISTS LEARNING ABOUT LANGUAGE WORD版含解析.doc

1、2020-2021学年高二英语人教版(2019)选择性必修第二册同步课时作业（2）Learning about Language一、1.How could we live without the Internet? Thats _most of us keep in touch with each other.2.As is well known to all, the Spring Festival is _the family are reunited and celebrate the new year.3.He is not the best candidate for the pos

2、ition. So the problem is_ we can get to replace him.4.What the doctors really doubt is_my mother will defeat the serious illness.5.One reason for her preference for city life is _she can have easy access to places like shops and restaurants.6.你的雨伞就在你刚才放的地方。(where)7.他好像真的不知道这次测试的答案。(as if)8.这正是我所担忧的事

3、情。(what)9.她不能理解的是为什么越来越少的学生对她的课感兴趣。 (what, why)10.问题是我们是否需要更多的投资来继续这个项目。(whether)二、deal with, make sense, depend upon, carry out, in the end1. We have several important matters to _ at our next meeting. 2. The price of commodities chiefly _ supply and demand.3. His determination to _ the plan was no

4、t weakened by the difficulties he had met with.4. It doesnt _ to buy that expensive coat when these cheaper ones are just as good.5. At one point I thought she was going to refuse, but _ she agreed.三、 As data and identity theft becomes more and more common ,the market is growing for biometric (生物测量)

5、 technologieslike fingerprint scansto keep others out of private e-spaces. At present, these technologies are still expensive, though. Researchers from Georgia Tech say that they have come up with a low-cost device (装置) that gets around this problem: a smart keyboard. This smart keyboard precisely m

6、easures the cadence (节奏) with which one types and the pressure fingers apply to each key. The keyboard could offer a strong layer of security by analyzing things like the force of a users typing and the time between key presses. These patterns are unique to each person. Thus, the keyboard can determ

7、ine peoples identities, and by extension, whether they should be given access to the computer its connected toregardless of whether someone gets the password right. It also doesnt require a new type of technology that peoplearent already familiar with. Everybody uses a keyboard and everybody types d

8、ifferently. In a study describing the technology, the researchers had 100 volunteers type the word touch four times using the smart keyboard. Data collected from the device could be used to recognize different participants based on how they typed, with very low error rates. The researchers say that

9、the keyboard should be pretty straightforward to commercialize and is mostly made of inexpensive, plastic-like parts. The team hopes to make it to market in the near future.1.Why do the researchers develop the smart keyboard?A.To reduce pressure on keys.B.To improve accuracy in typing.C.To replace t

10、he password system.D.To cut the cost of e-space protection.2.What makes the invention of the smart keyboard possible?A.Computers are much easier to operate.B.Fingerprint scanning techniques develop fast.C.Typing patterns vary from person to person.D.Data security measures are guaranteed.3.What do th

11、e researchers expect of the smart keyboard?A.Itll be environment-friendly.B.Itll reach consumers soon.C.Itll be made of plastics.D.Itll help speed up typing.4. Where is this text most likely from?A. A diary.B. A guidebook.C. A novel.D. A magazine.四、 The worlds youngest DJ who is just two years old h

12、as thousands of fans thanks to his ability. Oratilwe Hlongwane, whose DJ name is AJ, is 1 learning to put together words, but the baby is already able to 2 and play music from a laptop and has become famous in South Africa. His ability has even3 him special appearances, with fans4 to hear his bass-h

13、eavy house music. His recent5 at a supermarket near his home in Johannesburg6 a large crowd as he moved his head to the7 , with large headphones around his neck. His mother, Refiloe Marumo,8 his success to his father Glen Hlongwanes decision to buy an iPad for his then unborn son. Mr. Hlongwane, a g

14、ymnastics coach and9 DJ, had planned to download some educational apps for the child as well as a DJ app for himself. A mobile phone recording of him playing music was shared online and the youngster now has nearly 25,000 Facebook 10 . However, some people 11 his parents of abusing and making money

15、from their childs ability. Mr. Hlongwane said he would not 12 his kid and that he wasnt allowed to play in clubs or at parties 13 his age. The parents also insisted that they would not 14 their son to be a DJ when he grew up. They believed his interest in electronic equipment would probably decide h

16、is future. Mr. Hlongwane added, I can see a 15 Bill Gates here.(1).A.neverB.stillC.thereforeD.merely(2).A.createB.adoptC.selectD.tease(3).A.earnedB.exchangedC.riskedD.updated(4).A.desperateB.unwillingC.admirableD.appropriate(5).A.movementB.competitionC.reputationD.appearance(6).A.movedB.benefitedC.a

17、ttractedD.disappointed(7).A.rhymeB.flashC.patternD.beat(8).A.exposedB.accustomedC.appealedD.owed(9).A.allergicB.cautiousC.devotedD.ridiculous(10).A.competitorsB.followersC.sponsorsD.experts(11).A.accomplishedB.acquiredC.accusedD.convinced(12).A.take charge ofB.take possession ofC.take advantage ofD.

18、take place of(13).A.due toB.in spiteofC.rather thanD.as well as(14).A.demandB.allowC.doubtD.force(15).A.realisticB.contemporaryC.futureD.predictable答案以及解析一、1.答案：how解析：句意：没有网络我们怎么活呢？那是我们大部分人彼此保持联系的方式。分析句子结构可知，此处应用how引导表语从句，how在从句中作方式状语。2.答案：when解析：句意：众所周知，春节是家人团圆并庆祝新年的时候。空处引导表语从句，在从句中作时间状语，故填when。3.答

19、案：who/whom解析：句意：他不是这个职位的最佳人选，那么问题是我们能找到谁去替代他。分析句子结构可知，空处引导表语从句，在从句中作宾语，表示人，故填who/whom。4.答案：whether解析：句意：医生们确实没有把握的是我的母亲是否能战胜这种严重的疾病。根据句意可知，空处表示是否，故应填whether。5.答案：that解析：句意：她偏爱城市生活的一个原因是她能够容易到达像商店、餐馆这样的地方。reason作主语时，其后的表语从句一般用连接词that。that引导表语从句时，在句中不充当成分，不能省略。6.答案：Your umbrella is where you left it j

20、ust now.7.答案：It seems as if he really didnt know the answers to the test.8.答案：This is exactly what I am worrying about.9.答案：What she couldnt understand was why fewer and fewer students showed interest in her lessons.10.答案：The problem is whether we need more investment to continue the project.二、答案：1.

21、 deal with 2.depends upon 3.carry out 4.make sense 5.in the end三、答案：1-4 DCBD解析：1.根据第二段第一句Researchers from Georgia Tech say that they have come up with a low-cost device that gets around this problem：a smart keyboard.以及第一段最后一句At present, these technologies are still expensive, though.可推知，研究者研发这种智能键盘是

22、为了降低网络安全保护技术的成本。注意题干、正确选项以及原文中一些词汇的多次呼应现象：develop与come up with是同义词，expensive与low-cost是反义词，cut the cost与low-cost 相呼应。2.推理判断题。题干问的是是什么让智能键盘的发明成为可能，也就是问这一发明的核心依据是什么。根据第二段中的These patterns are unique to each person. Thus, the keyboard can determine peoples identities. 可知，正是因为每个人的打字模式不同，这种智能键盘就可以通过分析用户的打字

23、力度及节奏等来判断该用户是不是安全访客，故C项符合题意。解答该题的关键是看懂题干的意思，即智能键盘的核心依据是什么。3.细节理解题。根据题干研究者对于智能键盘有什么期望可直接定位到最后一段的最后一句话The team hopes to make it to market in the near future.，该团队希望在不久的将来将智能键盘推向市场，故选B项。注意：题干中的expect与原文中的hope呼应，答案选项中的consumers与原文中的market呼应。4.文章出处题。根据本文的话题智能键盘以及第二段中的Researchers from Georgia Tech say that

24、 they have come up with a low-cost device.，尤其是其中的关键词researchers, low-cost device等来推断，这篇文章是一篇科研报道，最有可能出现在杂志上。四、答案：(1)-(5)BCAAD;(6)-(10)CDDCB;(11)-(15)CCADC解析：(1).考查副词词义辨析。句意:奥拉提尔威隆韦恩的DJ名字是AJ,他还在学习说话。never从不;still 仍然;therefore因此;merely仅仅。根据the baby可知他还是个婴儿,还在学习说话。故选B。(2).考查动词词义辨析。句意:但这个婴儿已经能够从笔记本电脑上选择

25、和播放音乐,而且在南非已经很出名了。create创造;adopt采取;select选择;tease取笑。根据常识可知DJ工作的一部分是挑选和播放音乐。故选C。(3).考查动词词义辨析。句意:他的能力甚至为他赢得了特别的演出。earn赢得;exchange交换;risk冒险;update更新。根据句意可知此处表示“赢得”特别的演出。故选A。(4).考查形容词词义辨析。句意:粉丝们迫切地想听到他的重低音货仓音乐。desperate迫切的,绝望的;unwilling不情愿的;admirable令人钦佩的;appropriate合适的。作为粉丝,当然是迫切地想听到他播放的音乐。故选A。(5).考查名词

26、词义辨析。句意:他最近在约翰内斯堡他家附近的一家超市演出,吸引了一大群人。movement运动,活动;competition比赛;reputation名声,声誉;appearance演出。故选D。(6).考查动词词义辨析。句意同上。move移动;benefit受益;attract吸引;disappoint使失望。故选C。(7).考查名词词义辨析。句意:他脖子上挂着大耳机, 头随着节拍晃动。rhyme押韵;flash闪光;pattern图案;beat节拍。故选D。(8).考查动词词义辨析。句意:他的母亲Refiloe Marumo将他的成功归功于他的父亲Glen Hlongwane的决定,他为当

27、时未出生的儿子买了一台苹果平板电脑。expose暴露;accustom习惯;appeal呼吁;owe归功于。own ones success to.意为“把某人的成功归功于”。故选D。(9).考查形容词词义辨析。句意:Hlongwane先生,一名体操教练和狂热的DJ。 allergic过敏的;cautious小心的;devoted狂热的;ridiculous荒谬的。根据as well as a DJ app for himself可知他自己也是一名狂热的DJ。故选C。(10).考查名词词义辨析。句意:一段他演奏音乐的手机录像在网上被分享,现在这个孩子在Facebook上有近2.5万名粉丝。co

28、mpetitor竞争者;follower拥护者,追随者;sponsor赞助商;expert专家。根据Facebook可知这些人是他的粉丝。故选B。(11).考查动词词义辨析。句意:然而,一些人指责他的父母滥用他们孩子的能力并从中赚钱。accomplish完成;acquire获得;accuse谴责;convince使确信。根据abusing and making money可知此处表示“谴责”,accuse sb. of doing sth.意为“谴责某人做某事”。故选C。(12).考查动词短语词义辨析。句意:Hlongwane先生说他不会“利用他的孩子”。 take charge of接管,负

29、责;take possession of占有,占领;take advantage of利用;take place of代替,取代。根据上文人们指责Hlongwane夫妇滥用孩子的能力赚钱,可知此处是他父亲回应不会利用他的孩子谋财。故选C。(13).考查介词短语词义辨析。句意: 因为他的年龄不允许他在俱乐部或派对上演奏。due to由于;in spite of尽管,不顾;rather than而不是;as well as还有,也。他只有两岁因此不允许参加俱乐部或派对。故选A。(14).考查动词词义辨析。句意:这对父母还坚称,他们不会强迫儿子长大后当DJ。demand需要;allow允许;doubt怀疑;force迫使。根据They believed his interest in electronic equipment would probably decide his future.可知他的父母不会强迫他长大后当DJ。故选D。(15).考查形容词词义辨析。句意:Hlongwane先生补充道:“我在这里能看到未来的比尔盖茨。”realistic现实的;contemporary同时代的;future将来的;predictable可预见的。根据上文中would probably decide his future可知这里指未来。故选C。