2020高考英语一轮复习 Unit 3 Computers教学案 新人教版必修2.doc

unit 3 computers三言两语1on one hand, shopping online makes shopping a lot easier and more convenient.on the other hand, paying online has risks.2we are now living in an information age, in which tv, cellphones and the web are widely used.3a cellphone can make me keep in touch with my friends and family while the internet can provide me with almost all information.1在互联网的帮助下，人们在家用一台电脑办公，收发所需信息成为可能。with the help of the internet, its possible for people to work at home with a computer in front, sending and getting the information they need.2最重要的是，电脑的广泛应用已经给我们的生活带来了更多的便利。most importantly, the wide use of the computer has brought us more convenience in our lives.单词拼写应用核心单词1anyhow adv.无论如何； 即使如此2reality n真实；事实；现实3signal vi.&vt.发信号n信号4arise vi.出现；发生5character n性格；特点6calculate vt.计算7goal n目标；目的；球门；(进球)得分8type n类型vt.&vi.打字9happiness n幸福；快乐10technology n工艺；科技；技术11naughty adj.顽皮的；淘气的语境运用用所给词的适当形式填空1seeing their favourite star come in，the devoted fans arose (arise) from their seats immediately.2after years of hard work, his dream has been turned into reality (real)3youll need to calculate(calculate) how much time the assignment will take.4there were so many different types (type)of bread that the volunteer didnt know which to buy.5the woman signalled (signal) to the cars behind to stop immediately，but they didnt notice her.拓展单词1operate v操作；经营operator n(电脑)操作员；接线员 operation n操作；经营2solve vt.解决；解答 solution n方法3intelligent adj.智能的；聪明的intelligence n智力；聪明；智能4personal adj.私人的；个人的；亲自的 personally adv.就个人而言；亲自 personality n个性；人格；风云人物；名人5total adj.总的；整个的n.总数；合计v.共计；总计；把加起来 totally adv.完全地；整个地6apply v应用；涉及；申请 application n应用；用途；申请 applicant n申请人；求职者7finance n金融；财经 financial adj.财政的；金融的；资金的8explore vt.&vi.探索；探测；探究 explorer n探险家；勘探者 exploration n探索9appear vi.出现appearance n外观；外貌；出现 语境运用用所给词的适当形式填空1as far as i know, the problem is difficult to solvethe team are working hard to analyze it so that they can find the best solution(solve)2after the president made an official announcement, she expressed her personal opinion.personally speaking, i agreed with what she said.(person)3any applicant who would like to apply to become an assistant in our company should send us an application before may 10, 2022.(apply)4he believes that all children are born with equal intelligenceand he thinks that this slow boy can be as intelligent as others if taught properly.(intelligent)5a team of explorers will explore the valley and the exploration will last 10 days.(explore)阅读单词1sum n总数；算术题；金额2artificial adj.人造的；假的3download vt.下载4virus n病毒5mobile adj.可移动的；机动的6universal adj.普遍的；通用的；宇宙的7network n网络；网状物8electronic adj.电子的9revolution n革命10supporting adj.支持的；支撑的11spoil vt.损坏；宠坏12mop n拖把vt.用拖把拖；擦13coach n教练14simplify vt.简化15logical adj.合逻辑的；合情理的1(2017全国卷)hed been in and out of the hospital.he and i both knew what the deal was, and we didnt talk about it.坏运气；霉运2(江苏卷)now other students were coming to him for coaching and they, in turn, were winning contests.辅导；指导短语多维应用高频短语1with the help of 在的帮助下2deal with 处理；安排；对付3as a result结果；因此4after all毕竟；终究5from .on从时起6in a way在某种程度上语境运用(填入一个适当的词)faced with so many problems arising from lack of communication，i didnt know how to dealwith them independently.afterall，i had never left my parents.as a result，i couldnt adapt to my new school life.luckily，with the help of my teachers and classmates，i have got along well with my classmates and made great progress in my studies.7watch over看守；监视；照管8provide.for.给提供9have sth.in common 有共同之处10share.with.与分享11make up弥补；编造；打扮；构成语境运用(填入一个适当的词)li hua is the eldest son of the family and it is generous of him to share his toys with his brothers.besides，he often provides help for them.they have a lot in common.for example，they are all good at making up stories.句式结构仿写教材原句背诵句式仿写应用1as引导时间状语从句，“随着”as time went by，i was made smaller.随着互联网的普及，我们和朋友面对面的交流变少了。as the internet is becoming more and more popular，we have fewer facetoface talks with our friends.2.so.that.引导结果状语从句，“如此以致于”and my memory became so large that even i couldnt believe it！(2018天津卷)这部短片非常有教育意义，因此获得了高度评价。the short film is so instructive that it has been highly thought of.1total adj.总的；整个的 n总数；合计(1)total n总数；总量adj.完全的；彻底的；全部的v总数为；合计a total of总数为total up to合计；总数达到(2)totally adv.总和地；完全地total darkness 漆黑 the total profit利润总额基础练习单句语法填空you got 47 points on the written examination and 18 on the oral，making a total of 65.(2019北京卷)the students benefitting most from college are those who are totally(total) engaged(参与) in academic life, taking full advantage of the colleges chances and resources(资源). 链接写作词汇升级(普通表达)there were probably 30 people altogether attending this conference.(高级表达)there were probably a total of 30 people attending this conference.(高级表达)there were probably 30 people attending this conference in total/in all(高级表达)totally，there were probably 30 people attending this conference.2arise vi.出现；发生；起身；起床(arose; arisen)arise from/out of由而引起；从中产生(result from)基础练习写出下列句中arise的含义seeing his mother return home, the boy arose from his chair immediately.起身a number of high buildings have arisen where there was nothing a year ago but ruins.出现they arose at sunrise to get an early start to the park.起床you cant be too careful while driving.accidents often arise from carelessness.产生链接写作用arise/rise/arouse/raise的适当形式完成语段raised in a poor family, he found that everything in the outside world aroused his curiosity.however, as time went by, many problems arose.when the sun rose in the east, he arose/rose from his bed and began to deal with them.名师点津原形过去式过去分词现在分词arise vi.出现；发生；起因于；起床arosearisenarisingrise vi.升起；起身；增长；上升roserisenrisingraise vt.举起；唤起；提高；饲养raisedraisedraising3as a result结果as a result of 作为的结果；由于result from产生于；由引起result in造成；导致基础练习单句语法填空(江西卷)my friend martin was very sick with a strange fever; as a result, he could neither eat nor sleep.(全国卷)jenny nearly missed the flight as a result of doing too much shopping.链接写作一句多译他突然头疼起来，因此，他没有去参加宴会。he had a sudden headache.as a result, he wasnt able to attend the party.he wasnt able to attend the party, as a result of his sudden headache.his sudden headache resulted in his not being able to attend the party.his not being able to attend the party resulted from his sudden headache.4in a way从某一角度看；在某种程度上by way of经由；途经by the way 顺便说in this way 以这种方法in the way 挡道；碍事in no way 决不all the way一路上；自始至终on ones way/the way to 在路上基础练习单句语法填空a.(陕西卷)i think he is taking an active part in social work.i agree with you in a way.b(福建卷)mrs.smith finds it hard to clear up the mess, as her children are always in the way whenever she tries to. (2017浙江卷)at this moment, paul and backy were driving their car on their way to alaska.链接写作句式升级(普通表达)they can grow up to be independent and become truly successful only in this way.(高级表达)only in this way can they grow up to be independent and become truly successful.(倒装句)5deal with处理；对付；相处；与打交道；涉及do with 处理；对付；安排its a deal. 成交；一言为定基础练习写出下列句中deal with的含义(浙江卷)we may have various ways to deal with such a situation.处理(四川卷)in many peoples opinion, that company, though relatively small, is pleasant to deal with.与做生意(2019天津卷)i must have always known reading was very important because the first memories i have as a child deal with books.涉及his work experience equipped him to deal with all kinds of people.与打交道链接写作一句多译(辽宁卷)必须教育学龄儿童如何应对危险的情况。school children must be taught how to deal with dangerous situations.school children must be taught what to do with dangerous situations.名师点津deal with表示“处理”时，常与连接副词how连用。do with表示“处理”时，常与连接代词what连用。6教材佳句and 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！句法句式so.that.如此以至于，so为副词，修饰形容词large；that 为连词，引导结果状语从句。(1)sothat clause(2)suchthat clause 金句推送(重庆卷)she drove so fast at the turn that the car almost went off the road.她在拐弯处开得如此之快，以至于汽车差点偏离车道。基础练习单句语法填空/单句改错(2019全国卷) on our way to the house, it was raining so hard that we couldnt help wondering how long it would take to get there.a.the great wall is so wellknown a tourist attraction that millions of people pour in every year.bthe great wall is such a wellknown tourist attraction that millions of people pour in every year.a.there is so little rain this summer here that we have to water the vegetable garden.bthey are such little trees that there are that few apples on them.(2017全国卷)i was so much nervous that i could hardly tell which direction was left.去掉 muchit was so fun to play on the beach that it attracted countless children.sosuch链接写作句式升级(普通表达)(2018全国卷)the newlybuilt stadium is so big that it can hold all the teachers and students in our school.(高级表达)so big is the newlybuilt stadium that it can hold all the teachers and students in our school.(倒装)名师点津在so/such.that.句型中，当so或such以及它们所修饰的部分位于句首时，主句要用部分倒装。多维训练夯实基础维度1用所给词的正确形式填空1(湖北卷)frustrated by frequent failures in my english exams, i found myself on the point of giving up totally (total)2with many problems arising (arise)all at once, he didnt know what to do next.3with so many things to deal (deal) with, i have to work late into the night.4(湖北卷)in order not to be heard，she pointed her finger upwards to signal(signal) that someone was moving about upstairs.5we were talking about the tv play, and his sudden appearance (appear) stopped our conversation.维度2在空白处填入一个适当的词6her car broke down on her way to the park; as a result, she had to ask someone to repair it.7in a way, the computer plays a more and more important role in our life and work.8so loudly did he speak that even the people in the next room could hear him.9faced with such a difficult situation, i dont know how to deal with the difficult problem.10a.as our society develops quickly, we find less time to get together with our friends.bwith our society developing quickly, we find less time to get together with our friends.维度3查缺补漏11her childhood dream became a reality (real) when she broke the 100m race world record.12the children are too young to understand this kind of problem；try to simplify(simple) your explanation please.13though the problem was difficult，the boy said that he could find the solution (solve) to it.14with global warming becoming more and more serious, it wont be long before some coastal cities disappear.15many people thought highly of what he said, but personally (personal), i thought he just showed himself off.语篇练习提升能力提能一单元话题语篇练根据p18教材课文内容，在空白处填入1个适当的单词或括号内单词的正确形式over time i have been changed quite a lot.i began as a 1calculating (calculate) machine in france in 1642 and i could simplify difficult sums.i developed very slowly and it took nearly two hundred years 2.before i was built as an analytical machine by charles babbage.at that time it was considered a 3.technological (technology) revolution and the start of my “artificial intelligence”in 1936 my real father, alan turing, wrote a book about 4.how i could be made to work as a “universal machine” 5.to solve (solve) any difficult mathematical problem.from then on，i grew 6rapidly (rapid) both in size and in brainpower.by the 1940s i had grown as large as a room and this reality worried my designers.as time went by, i was made smaller and smaller.in the early 1960s the scientists gave me a family 7connected (connect) by a network.i was able to share my knowledge 8.with others through the world wide web.since the 1970s many new 9.applications (apply) have been found for me.i have become very important in communication, finance and trade.my goal is to provide humans with a life of high quality.i am now truly 10.filled (fill) with happiness that i am a devoted friend and helper of the human ra