2020年高考英语总复习 Unit 3 Computers练案+学案 新人教版必修2

必修2 Unit 3Computers 课前10分钟概括大意There are large sudden pollution increases during rush hours.Pollution levels fall during nighttime.The time of year also makes a big difference.Pollution levels tend to be at their lowest during spring and autumn when winds are freshest.Extreme cold or hot weather has a trapping effect and tends to cause a buildup of pollutants.此段落大意是：When pollution levels rise and fall?漫画欣赏画面描述A young man is running toward the end of a race，sweating all over.The end line leaves a deep impression on us，for it is both “finish line” and “starting line” if we look at it from a different angle.寓意理解Achievement calls for celebration.But life is just like an endless race.An ambitious person will well realize that his success is the starting point for a new race.你能否对此加以扩展，写一篇120词左右的小短文？.词义辨析1.The development of the information B is making theworld become smaller.A.operator B.technologyC.signal D.intelligence2.As we all know，the industrial A took place in Englandfirst.A.revolution B.dynastyC.gymnastics D.character3.Jack equals his brother in strength but not in D .He isslower in thinking.A.rocket B.appearanceC.tube D.intelligence课堂双基回归4.Marilyns dream of being a film star became a B ，whichdelighted her parents very much.A.signal B.reality C.glory D.goal5.He chose Italy，but A Id prefer to go to Spain.A.personally B.logicallyC.swiftly D.regularly6.Add these numbers together with a calculator and then give methe C .A.host B.coach C.total D.finance7.You have got to fill in this B form before we arrange for ajob interview.A.reality B.application C.reception D.expression8.Practising Chinese kung fu can not only build up onesstrength，but also develop ones B .A.finance B.characterC.altitude D.principle9.As we sped down the highway，the lights of the city Cbefore us.A.explored B.solvedC.arose D.charged10.We should not judge a person by his D and the clotheshe wears.A.stage B.qualityC.pace D.appearance.短语填空as a result；in a way；deal with；watch over；work as；go by；as well as；get together；make up；after all1. In a way，elementary schooling is more important thansecondary schooling.2.She made up some excuse about her daughter being sick.3.They use specially trained dogs to watch over their sheep at night.4.As far as Im concerned，things will get easier as time goes by .5.I think we should work out a plan to deal with this situation.6.Christmas is a special holiday when the whole family are supposedto get together.7.I hear youre looking for a student to work as a volunteer，arent you?8.Dont blame him for breaking that vase；after all he is a child.9.There is a dramatic drop in sales. As a result，profits have greatlydeclined.10.As grownups，they should learn to take responsibilitiesas well as share rights in life.完成句子1.And my memory became so large that I couldnt believe it(如此之大，连我自己都不能相信).(so)2.Personally，I think the team who won first place(获得第一名的) cheated.(win)3.She programs me with all the possible moves she has seenwhile watching human games (在观看人类比赛时).(while).模仿造句1.I developed very slowly and it took nearly two hundred yearsbefore I was built as an analytical machine by Charles Babbage.翻译三个月后他才病愈恢复健康。It took three months before he recovered from his illness.2.By the 1940s I had grown as large as a room，and I wonder if Iwould grow any larger.翻译到2020年，那家公司已经发展成为一个跨国公司。By 2020，that company had developed into a multinationalcompany.3.As time went by，I was made smaller.翻译随着时间的推移，她越来越想家了。As time went by，she became more homesick.4.I have also been put into robots and used to make mobile phonesas well as help with medical operations.翻译你不可能叫她既照顾孩子又做家务。You cannot expect her to do the housework as well as look afterthe children.5.In this way I can make up new moves using my “artificialintelligence”.翻译我们通常用手机保持联系。We usually keep in touch using mobile phones.核心词汇梳理1.anyhow adv.无论如何；不管怎样；反正；随便Ive tried，but I cant open it anyhow.我已经试过了，但无论如何也打不开。What a terrible experience! Anyhow，youre safe，thats themain thing.多么可怕的经历！但是你现在平安无事，这比什么都好。It was raining，but I didnt want to go out anyhow.天正下着雨，不过我本来就不想出去。He leaves his books about anyhow.他把书随便到处丢。知识要点整合2.total adj.完全的；总的vt.总计n.合计Im afraid that the performance was not a total success.在我看来，这次演出恐怕不能算是完全成功。We have debts totaling 5,000 dollars.我们的债务总计为五千美元。If you add 30 to 45 the total is 75.30加45是75。识记in total总共；总计total up把相加起来total up to合计是；总计是There were probably about 40 people there in total.那里总共可能有40人。At the end of the game，total up everyones score to see who haswon.在比赛结束时，把每个人的总分加起来，看看是谁赢了。3goal n目标；球门；得分搭配achieve ones goal实现目标set a goal设定目标score a goal进一个球；得一分Weve achieved our goal of building a shelter for the homeless.我们已经实现了为无家可归者建庇护所的目标。Youd better set a goal before you start the drill.练习开始前，你最好设定一个目标。Baggio scored the first goal for Italy.巴乔为意大利队进了头一个球。4.signal n.信号vt.发信号搭配send/give a signal发信号receive/pick up a signal接收信号句型signal (to) sb.to do sth.示意某人做某事She was signaling to the children to stay outside.她在向孩子们打手势，要他们留在外面。The police signaled the traffic to move forward slowly.警察向来往车辆打信号，示意缓慢前行。重点短语例释1.go by 走过(某地)；(时间)过去，流逝；(机会等)失去，被轻易放过A car went by at full speed.一辆汽车以全速驶过。Several years went by before they met again.他们过了好几年后才再度见面。Dont let this chance go by.不要错失这次机会。2.deal with 与相处对待；对付处理论述I found her quite hard to deal with.我发现她很难相处。How do you deal with a drunken husband？你怎样对待喝醉酒的丈夫？There are too many difficulties for us to deal with.有太多的难题要我们去处理。Toms new book deals with the troubles in Ireland.汤姆的新书论述了爱尔兰的烦恼。提示deal with常与how连用，而do with则常与what连用。I dont know how to deal with the situation.我不知道如何处理这种情况。I dont know what to do with the situation.我不知道如何处理这种情况。链接deal in经营(货物、商品)，做买卖3.in a way 有几分；在某种程度上；就某种意义上来说In a way I like Betty，but I wouldnt really trust her.我有几分喜欢贝蒂，但我不会真正信任她。In a way I agree with what you said at the meeting.就某种意义上来说，我同意你在会议上的发言。4.watch over 看管；监视They took turns to watch over the children.他们轮流看管这些孩子。They were watched over by three policemen.他们被三个警察监视着。5.get together 聚会；聚集He got together with some friends to plan a party for her.他和几个朋友聚在一起计划为她举办一个聚会。We got together at the church.我们聚集在教堂里。链接come together和好，集合go together一起去，相配，相称put together装配，组合，拼凑，综合疑难语句细解1.As time went by，I was made smaller.随着时间的推移，我被弄得越来越小。【要点指南】 as作连词时，有“随着”之意，后面接从句，表示事物的发展变化状况。As time went on，Einsteins theory proved to be correct.随着时间的流逝，爱因斯坦的理论被证明是正确的。As one grows old，b