2022版高考英语一轮复习 必修2 Unit 3 Computers课时作业 高效提能（含解析）新人教版.doc

1、Unit 3 Computers单独成册：对应学生用书第271页 基础巩固篇一、默写版块.重点单词请快速写出下列单词对应的汉语意思1calculator n计算器2laptop n手提电脑3sum n总数；算术题；金额4revolution n革命5mathematical adj.数学的6designer n设计师7network n网络；网状物8virus n病毒9rocket n火箭10coach n教练11universal adj.普遍的；通用的；宇宙的12artificial adj.人造的；假的13download vt.下载14naughty adj.顽皮的；淘气的15spoi

2、l vt.损坏；宠坏请快速写出下列英语单词16calculate vt.计算17technology n工艺；科技；技术18solve vt.解决；解答19reality n真实；事实；现实20mobile adj.可移动的；机动的21goal n目标；目的；球门；(进球)得分22happiness n幸福；快乐23signal vi.& vt.发信号 n信号24type n类型 vt.& vi.打字25arise vi.出现；发生26character n性格；特点27electronic adj.电子的请快速写出下列英语单词及拓展单词28operator n(电脑)操作员；接线员opera

3、te v操作；经营operation n操作；经营29simplify vt.简化simple adj.简单的30intelligence n智力；聪明；智能intelligent adj.智能的；聪明的31total adj.总的；整个的n.总数；合计vt.共计；总计；把加起来totally adv.完全地；整个地32personal adj.私人的；个人的；亲自的personally adv.就个人而言；亲自personality n个性；性格；名人33application n应用；用途；申请apply v应用；涉及；申请applicant n申请人；求职者34explore vt.&

4、vi.探索；探测；探究explorer n探险家；勘探者exploration n勘探；探测；探险35appearance n外观；外貌；出现appear vi.出现.高频短语1have.in common 有共同之处2from.on 从时起3as a result 结果4by oneself 独立地5in a way 在某种程度上6make up 编制，编造；组成；和好7after all 毕竟；终究8with the help of 在的帮助下9deal with 处理；安排；对付10watch over 看守；监视.经典句型1I developed very slowly and it

5、took nearly two hundred years before I was built as an analytical machine by Charles Babbage.我发育缓慢，差不多到了两百年之后，查尔斯巴比奇才把我制成了一台分析机。2By the 1940s I had grown as large as a room，and I wondered if I would grow any larger.到20世纪40年代，我已经和一间房子一样大，我想知道我是否还会变得更大。3As time went by，I was made smaller.随着时间的推移，我被造得小

6、点了。4And my memory became so large that even I couldnt believe it!我的存储量变得如此之大，连我自己都不能相信！5She programs us with all the possible moves she has seen while watching human games.她把观看人类比赛时所看到的一切可能动作编入我们的程序。二、运用版块.单句语法填空1Can you give me some advice on how to deal with the difficulty?2Have you filled in the

7、application (apply) form for a new passport?3It was such a difficult question that few people could answer it.4By the time Dale was a senior，he had won (win) every top honour in speech.5With global warming becoming more and more serious，it wont be long before some coastal cities disappear.6As soon a

8、s he sat down at the table，he signalled to the waiter to bring (bring) the menu.7Attempts to find a solution (solve)to the problem have failed.8Dozens of unexplained mysteries exist in the world，which keeps the explorers (explore) puzzled.9We can draw the conclusion that good manners arise from poli

9、teness.10When it comes to advertisements，we must all use our intelligence (intelligent)and not be a slave to them!.单句改错1Your side will be responsible for all the consequences arisen from it.arisenarising2With time went by，the weather got colder.WithAs或wentgoing3John returned with two workers，under w

10、hose help we finally got the car out of the mud.underwith4The environment of Hong Kong is so very outstanding that it is chosen as one of the worlds most livable cities.去掉very5Unless properly deal with right away，this kind of disease will spread throughout the country very soon.dealdealt.一句多译1随着社会的快

11、速发展，我们和朋友的聚会时间变少了。As our society develops quickly，we find less time to gather with our friends.(as)With our society developing quickly，we find less time to gather with our friends.(with)2休息时，我们的班主任开始处理他在课堂上出现的问题。At break，our headteacher got down to dealing with the matter arising from his class.(分词短

12、语作定语)At break，our headteacher got down to dealing with the matter which arose from his class.(定语从句)3天气非常寒冷，以至于街上没有人。It was so cold a day that there was nobody on the street.(so)It was such a cold day that there was nobody on the street.(such)Such a cold day was it that there was nobody on the street

13、.(such倒装句)So cold a day was it that there was nobody on the street.(so倒装句)能力提升篇.阅读理解Your circle of friends may help you get a better reading on your overall health and wellness rather than just using wearable devices such as a Fitbit，according to researchers.The study，published in the journal PLOS O

14、NE，analyzed what the structure of the social network says about the state of health，happiness and stress.“We were interested in the topology (拓扑学) of the social networkwhat my position within my social network predicts about my health and wellbeing，” said Nitesh V Chawla，a professor at the Universit

15、y of Notre Dame.“What we found was that the social network structure provides a significant improvement in predictability of the wellness state of an individual over just using the data obtained from wearable devices，like the number of steps or the heart rate，”Chawla said.For the study，participants

16、wore a Fitbit to capture health behavior data about walking，sleeping，the heart rate and the overall activity level.They also completed surveys and selfassessment of their stress，happiness and positivity.Chawla and his team then analyzed the data with a machine learning model，alongside the characteri

17、stics of an individuals social network.The study showed a strong correlation (相关性) between social network structures and the heart rate，the number of steps and the level of activity.The social network structure provided a significant improvement in predicting ones health and wellbeing compared to ju

18、st looking at health behavior data from the Fitbit alone.For example，when the social network structure is combined with the data from wearable devices，the machine learning model achieved a 65 percent improvement in predicting happiness.The model also achieved a 54 percent improvement in predicting o

19、nes selfassessed health prediction，a 55 percent improvement in predicting the positive attitude and a 38 percent improvement in predicting success.This study asserts (断言) that without social network information，we only have an incomplete view of an individuals wellness state.To be fully predictive，i

20、t is critical to be aware of the social network，Chawla said.语篇解读研究发现，比起仅仅通过设备去掌握自己的健康状况，结合社交网络结构能让人们更好地了解自己的健康状况。不通过社交网络信息评价一个人的健康状况是不全面的。1What did the study find?AHow people choose their friend circles.BWhat factors decide your friend circles.CHow your circle of friends influences you.DWhat your ci

21、rcle of friends says about your health.解析：细节理解题。根据第一段的内容可知，研究人员说，朋友圈有助于人们更好地了解自己的健康状况；再结合第二段的内容可知，D项正确。答案：D2How did the researchers draw their conclusions?ABy comparing data.BBy giving examples.CBy analyzing cause and effect.DBy describing personal experiences.解析：推理判断题。倒数第二段和倒数第三段都给出了数据来说明设备结合社交网络结构

22、能更好地预测人的健康等其他方面。据此可推知，研究人员是通过比较数据的方法得出结论的，故A项正确。答案：A3What does the underlined word “critical” mean in the last paragraph?AEasy.BCommon.CImportant.DChallenging.解析：词义猜测题。根据最后一段第一句可知，如果没有社交网络信息，我们对人的健康状况的了解是不全面的；结合语境可知，画线词所在句表示要想充分预测人的健康状况，了解社交网络是至关重要的。据此可知，C项正确。答案：C4What do Chawlas words in the last p

23、aragraph tell us?AHow fitness devices can be connected with your circle of friends.BA persons social network is part of his health picture.CThe best ways to make friends and keep a healthy social circle.DWearable devices are not useful for understanding someones health.解析：推理判断题。根据最后一段中Chawla所说的话可知，要

24、想充分预测人的健康状况，了解社交网络是至关重要的。据此可推知，个人的社交网络是描述一个人的健康状况的一部分，故B项正确。答案：B.阅读七选五What is selfesteem (自尊)? Many people agree that this term describes a persons level of confidence.1 A student with healthy selfesteem，therefore，has faith in his or her abilities and value，and may feel that he or she can achieve re

25、alistic goals.Discussions are common classroom practices，and provide another opportunity to observe the effects of selfesteem on students behaviour.When students discuss class topics，they learn to express complex ideas and respond to different arguments.2 Likewise，a student with weak selfesteem is p

26、robably more unlikely to prove his or her own viewpoints.Another effect of selfesteem is apparent when looking at students levels of motivation.3 A high school student with healthy selfesteem might aim to enter a famous university while a person with low selfesteem might not believe that he or she i

27、s smart enough to go to college.4 For example，a student with unhealthy selfesteem might feel that he or she never has enough time to finish assignments.Instead of working out a schedule that makes sense，he or she might decide that he or she is simply not able to meet deadlines.Lack of selfesteem can

28、 also show up in other destructive ways.When a student with low selfesteem has social problems，he or she might feel that the classroom community (集体) is unwelcoming.Students need to feel valued and supported as a whole.5ALearn to respect，value and support one another.BAnd it also includes a persons

29、attitude towards life.CSelfesteem is important in and out of the classroom.DA student with low selfesteem might have other problems.EHere are some signs that a student may have low selfesteem.FA student with healthy selfesteem usually participates in such activities.GStudents who tend to do well in

30、school are those who have great ambitions.语篇解读本文介绍了学生自尊心的强弱在学校生活中的影响。1解析：B项内容与空前一句内容存在递进关系，说明自尊心除了描述一个人的自信外，还包括一个人对待生活的态度。答案：B2解析：F项的such activities指的是空前一句的discuss class topics，且与空后的一句为并列关系。答案：F3解析：本空承接上句内容，说明有远大抱负的学生一般学业优异，而下一句说明自尊心强的学生有远大的抱负。答案：G4解析：本空为本段的主旨句。本段举例说明自尊心弱的学生有可能存在其他问题。答案：D5解析：本段告诉我们自尊心弱的学生还可能存在其他问题，比如社交问题。因此，作者建议同学们互相尊重，互相支持。答案：A