2020高考英语一轮复习 Unit 3 Computers课件 新人教版必修2

必修二Unit3Computers课前三言两语三言1．Ononehand,shoppingonlinemakesshoppingaloteasierandmoreconvenient.Ontheotherhand,payingonlinehasrisks.2．Wearenowlivinginaninformationage,inwhichTV,cellphonesandtheWebarewidelyused.3．AcellphonecanmakemekeepintouchwithmyfriendsandfamilywhiletheInternetcanprovidemewithalmostallinformation.两语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。______________theInternet,it'spossibleforpeopletoworkathomewithacomputerinfront,______________________________theyneed.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。_________________,thewideuseofthecomputerhasbroughtusmoreconvenienceinourlives.sendingandgettingtheinformationWiththehelpofMostimportantly基础知识梳理[单词拼写应用]核心单词1．adv.无论如何；即使如此2．n．真实；事实；现实3．vi.&vt.发信号n．信号4．vi.出现；发生5．n．性格；特点anyhowrealitysignalarisecharacter核心单词6．vt.计算7．n．目标；目的；球门；(进球)得分8．n．类型vt.&vi.打字9．n．幸福；快乐10．n．工艺；科技；技术11．adj.顽皮的；淘气的calculategoaltypehappinesstechnologynaughty[语境运用]用所给词的适当形式填空1．Seeingtheirfavouritestarcomein，thedevotedfans(arise)fromtheirseatsimmediately.2．Afteryearsofhardwork,hisdreamhasbeenturnedinto(real)．realityarose3．You'llneed(calculate)howmuchtimetheassignmentwilltake.4．Thereweresomanydifferent(type)ofbreadthatthevolunteerdidn'tknowwhichtobuy.5．Thewoman(signal)tothecarsbehindtostopimmediately，buttheydidn'tnoticeher.signalledtocalculatetypes拓展单词1．operatev．操作；经营→n．(电脑)操作员；接线员→___________n．操作；经营2．solvevt.解决；解答→n．方法3．adj.智能的；聪明的→intelligencen．智力；聪明；智能4．personaladj.私人的；个人的；亲自的→adv.就个人而言；亲自→n．个性；人格；风云人物；名人operatoroperationsolutionintelligentpersonallypersonality拓展单词5．totaladj.总的；整个的n.总数；合计v.共计；总计；把……加起来→adv.完全地；整个地6．applyv．应用；涉及；申请→n．应用；用途；申请→n．申请人；求职者7．financen．金融；财经→adj.财政的；金融的；资金的8．explorevt.&vi.探索；探测；探究→n．探险家；勘探者→n．探索9．appearvi.出现→n．外观；外貌；出现totallyapplicationapplicantfinancialexplorerexplorationappearance[语境运用]用所给词的适当形式填空1．AsfarasIknow,theproblemisdifficult．Theteamareworkinghardtoanalyzeitsothattheycanfindthebest．(solve)2．Afterthepresidentmadeanofficialannouncement,sheexpressedher_________opinion.speaking,Iagreedwithwhatshesaid.(person)Personallytosolvepersonalsolution3．AnywhowouldliketobecomeanassistantinourcompanyshouldsendusanbeforeMay10,2022.(apply)4．Hebelievesthatallchildrenarebornwithequal．Andhethinksthatthisslowboycanbeasasothersiftaughtproperly.(intelligent)5．Ateamofwillthevalleyandthewilllast10days.(explore)applicanttoapplyapplicationintelligenceintelligentexplorationexplorersexplore阅读单词1．sumn．2．artificialadj.3．downloadvt.4．virusn．5．mobileadj.总数；算术题；金额可移动的；机动的人造的；假的下载病毒6.universaladj.7．networkn．8．electronicadj.9．revolutionn．10．supportingadj.11．spoilvt.12．mopn．vt.13．coachn．14．simplifyvt.15．logicaladj.合逻辑的；合情理的网络；网状物电子的革命支持的；支撑的损坏；宠坏拖把用拖把拖；擦教练简化普遍的；通用的；宇宙的1．(2017·全国卷Ⅱ)He'dbeeninandoutofthehospital.HeandIbothknewwhatthedealwas,andwedidn'ttalkaboutit.2．(江苏卷)Nowotherstudentswerecomingtohimforcoachingandthey,inturn,werewinningcontests.辅导；指导坏运气；霉运[短语多维应用]高频短语1．在……的帮助下2．处理；安排；对付3．结果；因此4．毕竟；终究5．从……时起6．在某种程度上withthehelpofinawaydealwithasaresultafterallfrom...on[语境运用](填入一个适当的词)Facedwithsomanyproblemsarisingfromlackofcommunication，Ididn'tknowhowtodeal①themindependently.After②，Ihadneverleftmyparents.③aresult，Icouldn'tadapttomynewschoollife.Luckily，④thehelpofmyteachersandclassmates，Ihavegotalongwellwithmyclassmatesandmadegreatprogressinmystudies.withallAswith高频短语7.看守；监视；照管8．给……提供……9．有共同之处10．与……分享……11．弥补；编造；打扮；构成share...with...makeupwatchoverprovide...for...havesth.incommon[语境运用](填入一个适当的词)LiHuaistheeldestsonofthefamilyanditisgenerousofhimtosharehistoys⑤hisbrothers.Besides，heoftenprovideshelp⑥___them.Theyhavealot⑦common.Forexample，theyareallgoodatmaking⑧stories.upwithforin[句式结构仿写]教材原句背诵句式仿写应用1．as引导时间状语从句，“随着”Astimewentby，Iwasmadesmaller.随着互联网的普及，我们和朋友面对面的交流变少了。_______________________________________________，wehavefewerface­to­facetalkswithourfriends.AstheInternetisbecomingmoreandmorepopular2.so...that...引导结果状语从句，“如此……以致于……”AndmymemorybecamesolargethatevenIcouldn'tbelieveit！(2018·天津卷)这部短片非常有教育意义，因此获得了高度评价。Theshortfilmisithasbeenhighlythoughtof.soinstructivethat重难考点探究1．totaladj.总的；整个的n．总数；合计(1)totaln．总数；总量adj.完全的；彻底的；全部的v．总数为；合计atotalof总数为……totalupto合计；总数达到(2)totallyadv.总和地；完全地totaldarkness漆黑thetotalprofit利润总额[基础练习]——单句语法填空①Yougot47pointsonthewrittenexaminationand18ontheoral，makingtotalof65.②(2019·北京卷)Thestudentsbenefittingmostfromcollegearethosewhoare(total)engaged(参与)inacademiclife,takingfulladvantageofthecollege'schancesandresources(资源).totallya[链接写作]——词汇升级(普通表达)Therewereprobably30peoplealtogetherattendingthisconference.(高级表达)Therewereprobably30peopleattendingthisconference.atotalof(高级表达)Therewereprobably30peopleattendingthisconference___________________．(高级表达)，therewereprobably30peopleattendingthisconference.Totallyintotal/inall2．arisevi.出现；发生；起身；起床(arose;arisen)arisefrom/outof由……而引起；从……中产生(＝resultfrom)[基础练习]——写出下列句中arise的含义①Seeinghismotherreturnhome,theboyarosefromhischairimmediately.②Anumberofhighbuildingshavearisenwheretherewasnothingayearagobutruins.③Theyaroseatsunrisetogetanearlystarttothepark.④Youcan'tbetoocarefulwhiledriving.Accidentsoftenarisefromcarelessness.起身出现起床产生[链接写作]——用arise/rise/arouse/ra