1、高中英语 必修2 Unit 3 ComputersUnit 3 ComputersSection AWarming Up&Reading高中英语 必修2 Unit 3 Computers课文预习自测 阅读理解（根据课文内容选择正确答案）1.When did the computer come into being?A.In 1640.B.In 1642.C.In 1822.D.In 1936.2.Who really invented the computer?A.Charles Babbage.B.Bill Gates.C.Alan Turing.D.Thomas Edison.高中英语 必
2、修2 Unit 3 Computers3.Which of the following statements is TRUE?A.Charles Babbage built an analytical machine in 1642.B.Alan Turing wrote a book about how the computer could be made to work as a“universal machine”to solve any difficult mathematical problem in 1936.C.The computer was first connected b
3、y a network in the late 1960s.D.Since the 1960s the computer has been used to help with medical operations.高中英语 必修2 Unit 3 Computers4.What can we infer from the text?A.The computer can take the place of humans.B.The smaller a computer is，the faster it calculates.C.Computers can solve all the problem
4、s of human beings.D.People can benefit more from computers in the future.5.What is the main idea of the text?A.The advantages of the computer.B.The latest development of the computer.C.The importance of the computer.D.The history of the computer.高中英语 必修2 Unit 3 Computers 语法填空（根据课文内容和语法规则完成短文）金星原创I b
5、egan only as a calculating machine in France in 1642.I was developing slowly in the 1_（follow）years.About two hundred years later，I was built as an analytical machine by Charles Babbage.2 _（program）by an operator who used cards with holes，I could“think”3 _（logical）and produce an answer quicker than
6、any person，4 _ was considered a 5 _（technology）revolution at that time and the start of my“artificial intelligence”.In 1936 Alan Turing wrote a book 6 _ how I could be made to work as a“universal machine”7 _（solve）difficult mathematical problems.From then on，I grew rapidly both in size and in brainp
7、ower.By 8 _ 1940s I had grown as large as a room.As time went by，with the 9 _（improve）of my memory，I was made smaller and smaller.Since the 1970s，I 10 _（use）in offices and homes，and many new applications have been found for me.I have become very important in communication，finance and many other fiel
8、ds.followingProgrammedlogicallywhichtechnologicalto solveabouttheimprovementhave been used高中英语 必修2 Unit 3 Computers题组练领悟方法核心词汇词 汇一 simplify vt.简化，使简易【教材原句】Although I was young I could simplify difficult sums.我尽管当时很年轻，但是能简化复杂的算术题。（P18）【学法点拨】-ify/-fy 为动词后缀，表示“使得，变成”。simple simplify vt.简化beautiful beau
9、tify vt.美化class classify vt.将分类quality qualify vt.使有资格高中英语 必修2 Unit 3 Computers单句语法填空(1)湖北卷While intelligent people can often _（simple）the complex，a fool is more likely to complicate the simple.(2)These instructions should _（simplify），so that the primary school students can understand them.(3)The la
10、w needs _（simplify）.simplifybe simplifiedsimplifying/to be simplified高中英语 必修2 Unit 3 Computers词 汇二solve vt.解决；解答【教材原句】.to solve any difficult mathematical problem.解决任何数学难题。（P18）【要点必记】solve a problem/a mystery/a puzzle解决问题/解开奥秘/解难题solution n.解决方法；答案the solution to the problem问题的解决办法高中英语 必修2 Unit 3 Co
11、mputers【词义辨析】solve 与 settlesolve“解决”，侧重给出一个答案；settle“解决”争端、分歧等。settle a matter/a dispute/an argument解决事情/争端/争论高中英语 必修2 Unit 3 Computers单句语法填空(1)北京卷There are still many problems _（solve）before we are ready for a long stay on the Moon.(2)The school advisers help you talk through your problems but they
12、 dont give you any direct _（solve）.(3)I have tried very hard to find a solution _the problem，but in vain.选词填空（solve/settle）(4)词汇复现The worker，who successfully _the problems one after another，deserved to be praised.(5)We believe that war never _anything.It only leads to violence.to be solvedsolutionto
13、solvedsettles高中英语 必修2 Unit 3 Computers词 汇三reality n.U 现实，实际情况；C 事实，实际经历【教材原句】However，this reality also worried my designers.但是，这个现实也使得我的设计者很担心。（P18）【要点必记】1in reality 实际上，事实上face/accept reality 面对/接受现实escape from reality 逃避现实become a reality 成为现实The reality is that.实际情况是高中英语 必修2 Unit 3 Computers【要点必记
14、】2事实上，实际上in reality in actual factin truth as a matter of factin fact actually单句写作(1)词汇复现He looked very confident and calm during the test，but _ _（事实上）he was extremely nervous.in reality/in fact/in truth高中英语 必修2 Unit 3 Computers(2)词汇复现After years of hard work，his dream of taking part in the Olympics
15、 has _（成为现实）.(3)词汇复现Any idea of _（逃避现实）is foolish.单句语法填空(4)_（real）is not the way you wish things to be，nor the way they appear to be，but the way they actually are.(5)The reality is _the youth centre will have to close unless we find some new funding soon.become a realityescaping from realityRealityt
16、hat高中英语 必修2 Unit 3 Computers词 汇四go by（时间）流逝，过去；走过，经过；遵循，依照【教材原句】As time went by，I was made smaller.随着时间的推移，我被弄得更小了。（P18）【要点必记】pass by 经过，走过walk by 走过stand by 支持或帮助高中英语 必修2 Unit 3 Computers单句写作(1)If they prove that I was wrong，then I will _（依照）what they say.(2)词汇复现I had a good time at the party.In re
17、ality，I had such fun that _（时间好像过得飞快）.(3)When you _（经过超市），buy me a packet of salt，please.go bytime seemed to go by so quicklygo by the supermarket高中英语 必修2 Unit 3 Computers词 汇五as a result 因此，结果【教材原句】As a result I totally changed my shape.因此，我完全改变了我的形状。（P18）【要点必记】result in 导致，造成result from 由引起；起因于高中英语
18、 必修2 Unit 3 Computers【词义辨析】as a result 与 as a result ofas a result“因此，结果”，单独使用，一般放在句首，后面常加逗号；as a result of“作为的结果，由于”，后接名词、代词或动名词作宾语。选词填空（as a result/as a result of）(1)He had some bad fish.，he felt ill this morning.(2)词汇复现He cant take part in the sports meetinghis serious injuries in an accident.As
19、a resultas a result of高中英语 必修2 Unit 3 Computers单句语法填空(3)His laziness resultedhis failure；that is to say，his failure resulted his laziness.(4)词汇复现We are still dealing with problems（result）from errors made in the past.单句写作(5)词汇复现After he took charge of the company，the business didnt pick up._（结 果），peo
20、ple left the company one after another.(6)词汇复现There is no doubt that his drunk driving _（导致了这次事故）.infromresultingAs a resultresulted in the accident高中英语 必修2 Unit 3 Computers词 汇六totally adv.完全地；整个地【要点必记】1total adj.总的，全部的；完全的，彻底的n.总数；合计【要点必记】2total number/amount/cost 总数/总量/总成本a total failure/disaster
21、彻底的失败a total ban on cigarette advertising 香烟广告的全面禁止in total 总共，总计（=in all）a total of 40 people 总共 40 人高中英语 必修2 Unit 3 Computers单句写作(1)词汇复现The man was fined 300 yuan _（总共）for speeding.(2)Their expenses reached_（总共）1，000 pounds.单句语法填空(3)词汇复现Do you know how many students took part in the sports meeting
22、?About 400 _total.(4)Dressed in fashionable clothes，she looks _（total）different，like a movie star.in totala total ofintotally高中英语 必修2 Unit 3 Computers词 汇七application n.C，U 应用；用途；申请（书）【教材原句】Since the 1970s many new applications have been found for me.从 20 世纪 70 年代起，我又被开发出了很多新的用途。（P18）【要点必记】1make an a
23、pplication（to sb.）for sth.（向某人）申请job applications 求职信fill in an application form 填写申请表the application of genetic engineering遗传工程的应用高中英语 必修2 Unit 3 Computers【要点必记】2applicant n.申请人apply v.应用；申请apply.to.把应用到apply oneself to 致力于，专心于apply（to sb.）for.（向某人）申请高中英语 必修2 Unit 3 Computers单句语法填空(1)Due to the（app
24、ly）of this medical technology，more diseases can be discovered and treated at an early stage.(2)2015福建卷To my delight，I was chosen from hundreds of（apply）to attend the opening ceremony.(3)词汇复现Now lots of new technologies can be applied to _（solve）problems in industry.(4)词汇复现I am writing to apply the p
25、osition as a volunteer at the English festival.applicationapplicantssolvingfor高中英语 必修2 Unit 3 Computers单句写作(5)词汇复现Over the next few days，the coach _（专心于）selecting best athletes.(6)We should _（把理论运用到实践中）；otherwise，it is no use.(7)词 汇 复 现The new technology _（已应用于农业）.(8)词汇复现 He has been _（致力于）achieving
26、 his personal goal.applied himself toapply theory to practicewas applied to farmingapplying himself to高中英语 必修2 Unit 3 Computers词 汇八explore v.探索；考察；勘探；探讨【教材原句】I have even been put into space rockets and sent to explore the Moon and Mars.我甚至还被放置在航空火箭里去探测月球和火星。（P18）【要点必记】explore for oil/minerals/gold 勘
27、探石油/矿物/黄金exploration n.探索；勘探；探究explorer n.探险者；勘探者the exploration of space 对太空的探索高中英语 必修2 Unit 3 Computers一言辨异He is a great explorer，determined to explore the unknown world.He says he will devotehimself to the exploration of the universe.他是一位了不起的探险家，决心探索未知的世界。他说他将致力于宇宙的探索。单句语法填空(1)2019北京卷Want（explore
28、）new cultures，meet new people and do something worthwhile at the same time?to explore高中英语 必修2 Unit 3 Computers(2)词汇复现His dream of being an _（explore）has become a reality.(3)The _（explore）for new sources of energy is vital for the future of our planet.单句写作(4)词汇复现They set up a scientific organization
29、_（去探索未知的世界）.(5)词汇复现It is worth _（探讨其他方法）of solving this problem.explorerexplorationto explore the unknown worldexploring other ways高中英语 必修2 Unit 3 Computers词 汇九goal n.（1）目标；目的（2）（进球）得分；球门【要点必记】set（oneself/sb.）a goal（给自己/某人）制订目标keep goal 守球门achieve/reach ones goal 达成目标score a goal 踢进一球【一言助记】Before yo
30、u do anything，youd better set a goal first，and then try your best to achieve/reach the goal.在你做任何事情之前，你最好先设定一个目标，然后尽最大努力实现这个目标。高中英语 必修2 Unit 3 Computers单句写作(1)你得给自己制订一些长期目标。You need to _some long-term.(2)词汇复现他训练如此刻苦，终于实现了在奥运会上赢得一枚金牌的目标。He trained so hard that he finally _winning a gold medal in the
31、Olympics.(3)2017天津卷A year later，I _（实现了我的目标）：I lost 150 pounds and raised 50，000!set yourselfachieved his goal ofreached/achieved my goalgoals高中英语 必修2 Unit 3 Computers单句语法填空(4)词汇复现His goal is _（admit）into Beijing University.(5)Sometimes its not easy to score _goal in a football match.to be admitteda
32、高中英语 必修2 Unit 3 Computers重点句式句 式一It took+时间段+before+从句 过了多久才【教材原句】I developed very slowly and it took nearly two hundred years before I was built asan analytical machine by Charles Babbage.我发育非常缓慢，差不多过了两百年，查尔斯巴比奇才把我制成了一台分析机。（P18）高中英语 必修2 Unit 3 Computers【要点必记】It will be+时间段+before+从句 要过多久才It will no
33、t be long before+从句 过不了多久就It was+时间段+before+从句 过了多久才It was not long before+从句 没过多久就【语言揭秘】万变不离其宗。无论怎么翻译，before 依然具有“在之前”的本义。高中英语 必修2 Unit 3 Computers单句写作(1)词 汇 复 现_（她花了两天时间才）she designed a new logo for the company.(2)2015重庆卷If you miss this chance，_（可能要过很多年才）you get another one.单句语法填空(3)It wont be lo
34、ng_you regret what youve done.(4)It was several minutes before we _（realize）what was happening.(5)词汇复现It took months _we solved the financial problem of our company.It took her two days beforeit may be years beforebeforerealizedbefore高中英语 必修2 Unit 3 Computers句 式二as time goes by（=with time going by）【
35、教材原句】As time went by，I was made smaller.随着时间的推移，我被弄得更小了。（P18）【语言揭秘】as time went by 这 是 一 个 常 用 的时间状语从句。as 是“当时；随着”，表示主句的动作与之同步进行。go by 意为“流逝”，跟 pass 同义。该句式多用于一般现在时、现在进行时、一般过去时等。几个常见的表达：as time passes，with time going by，with time passing，with the passing of time，over time。总结：as.是时间状语从句，with.是 with 复合
36、结构，over.是介词短语。高中英语 必修2 Unit 3 Computers单句语法填空(1)词 汇 复 现_time goes by，we feel our responsibility is becoming greater and greater.(2)词汇复现_winter coming，it is getting colder and colder day by day.单句写作(3)词汇复现_（随着时间的推移），his design has been fancier and fancier.AsWithAs time goes by/With time going by高中英语
37、必修2 Unit 3 Computers句 式三so.that.如此以致【教材原句】Over time my memory has developed so much that，like an elephant，I never forgetanything I have been told!随着时间的推移，我的记忆能力发展得如此之快，就像一头大象一样，以至于我从来不会忘记告诉我的任何事情！（P18）【句法分析】本句是一个主从复合句。so.that 引导结果状语从句，其中 I have been told 是定语从句，修饰 anything。高中英语 必修2 Unit 3 Computers【要
38、点必记】1so+adj./adv.+that.so+adj.+a（n）+可数名词单数+that.so+many/few+可数名词复数+that.so+much/little（少）+不可数名词+that.【要点必记】2such.that.如此以至于such+a（n）+adj.+可数名词单数+that.高中英语 必修2 Unit 3 Computerssuch+adj.+可数名词复数+that.such+adj.+不可数名词+that.【误区警示】（1）so+adj.+a（n）+可数名词单数=such+a（n）+adj.+可数名词单数so difficult a problem=such a di
39、fficult problem（2）so/such.that.结构中，so/such.置于句首时，要用部分倒装结构。高中英语 必修2 Unit 3 Computers同义句转换(1)词汇复现The problem is so difficult that I find it hard to solve.It is _difficult problem _I find it hard to solve.(2)He left in such a hurry that he forgot to lock the door.He left_hurriedly _he forgot to lock th
40、e door.(3)The attack was so sudden that the enemy had no time to escape._that the enemy had no time to escape.such athatsothatSo sudden was the attack高中英语 必修2 Unit 3 Computers单句语法填空(4)2015浙江卷It was _noisy that we couldnt hear ourselves speak.(5)2017浙江卷Pahlsson screamed so loudly_her daughter came ru
41、nning from the house.(6)词汇复现The building is_splendid that the people living there all think highly of it.(7)It was _nice weather that we were able to have lunch in the garden.(8)He earned _little money that he couldnt support his family.(9)词汇复现The kids have done so well _they deserve our praise.soth
42、atsosuchsothat高中英语 必修2 Unit 3 Computers句 式四“of+名词”结构【教材原句】Anyhow，my goal is to provide humans with a life of high quality.不管怎样，我的目标是给人类提供高质量的生活。（P18）【要点必记】（1）“of+名词”结构可在句中作表语、后置定语或宾语补足语。（2）“of+名词”结构用来说明主语在重量、大小、颜色、类别等方面的特征。这类名词有 age，size，shape，colour，weight，height，depth，length，kind，type，price，qualit
43、y 等，名词前可用 a（n），the same，different 等修饰。高中英语 必修2 Unit 3 Computers（3）“of+名词”结构用来说明主语所具有的作用、重要性或意义等。此时，可以转化为同根形容词的这类名词有 help，value，use，importance，benefit，beauty等，名词前可用 great，much，little，any，some，no 等修饰。（4）该结构可作定语、表语或宾语补足语。This is a book of great value.This book is of great value.We consider the book of
44、great value.高中英语 必修2 Unit 3 Computers单句写作(1)This printer is _（质量很好）.If it should break down within the first year，we would repair it at our expense.(2)The two students are _（年龄相同），but _（身高不同）.(3)While the Internet is _（很有帮助），I dont think its a good idea to spend too much time on it.of good qualityof
45、 the same ageof different heightsof great help高中英语 必修2 Unit 3 Computers同义句转换(4)Youll find this map very valuable in helping you to get round London.Youll find this map _in helping you to get round London.(5)His advice turned out to be useless.His advice turned out to be _.of great valueof no use高中英语 必修2 Unit 3 Computers综合练提升能力完成“综合练提升能力”中的题目