课本知识点详解及练习：必修5Unit3(人教版)

第1页高二｜课本知识点详解及练习：必修5Unit3（人教版）Unit3Lifeinthefuture知识点详解Ⅰ.常考单词必背1．aspectn．方面；层面Ishalllimitmyselftothreeaspectsofthesubject.我将从三个方面来讨论这个问题。2．impressionn．[C]印象；感觉IamgoingtodoallIcantoremovetheunpleasantimpressionyouhaveofme.我打算尽最大努力去掉你对我不好的印象。[快速闪记](1)have/leave/makea(n)．..impressiononsb给某人留下……印象(2)impressvt.①印；压印②留下极深的印象impresssthon/uponsb/one'smemory使某人铭记某事impresssbwithsth(某事)给某人留下印象beimpressedwith/at/by...对……有深刻印象(3)impressiveadj.给人深刻印象的；感人的；激动人心的3．constantadj.时常发生的；连续不断的constantlyadv.不断地Teachershavetoconstantlyupdatetheirknowledgeinordertomaintaintheirprofessionalcompetence.教师为了保持职业能力，必须不断更新知识。4．previousadj.在前的；早先的HerecalledexactlywhatBobhadtoldhimthepreviousnight.他清楚记得前一天晚上鲍勃告诉他的话。[快速闪记]inthepreviouschapter在上一章中previousto在……之前Youmustcollectenoughmaterialsprevioustoyourwriting.你在写作之前必须收集好足够的材料。5．guiden．&vt.n．[C]向导；导游；指南；手册vt.为……领路；带领；引导Ayoungladyguidedusonatourofthemuseumasourguide.一位年轻小姐作为导游带领我们参观了博物馆。6．lackn．[U]缺乏；没有vt.&vi.缺乏；短少；没有Lackoftimepreventedmefromwritingtoyou.由于没有时间，我没能给你写信。[快速闪记]alackof缺少lackfor(多用于否定句)缺for/throughlackof因为缺乏belackingin缺乏，不足7．adjustmentn．[C]&[U]调整；调节Theseanimalsmadeanadjustmenttothenewenvironmentinashorttime.这些动物短时间内就适应了新环境。[快速闪记]第2页adjustvt.①(使)适应；(使)校准；(使)调整②整理；使有条理adjust(oneself)to(doing)sth(使某人)适应(做)某事makeanadjustment/adjustmentsto调整……(以适应……)adjustableadj.可调节的；可调整的8．switchn．[C]①开关；电闸②转换；改变；变化vt.①转变；交换②开关(电器等设备)Sheswitchedtheconversationfromonesubjecttoanother.她转变了话题。[快速闪记]switchoff关上(电灯、电视等)switchon打开(电灯、电视等)switchto转换到switchover转换频道；转变makeaswitch进行改变9．optimisticadj.乐观的pessimisticadj.悲观的10．instantn．&adj.瞬间；片刻；立即的；立刻的Pleasegoawayinaninstant.请立刻走开。[快速闪记]inaninstant立即；马上foraninstant片刻，瞬间theinstant一……就instantlyadv.即可，马上Ⅱ.高频短语必会1．takeup拿起；开始；继续2．bebackonone'sfeet(困境后)恢复；完全复原3．losesightof看不见……4．sweepup打扫；横扫5．slideinto(快捷而悄声地)移动；溜进6．speedup加速Ⅲ.写作句式必学1．Hitbyalackoffreshair，myheadached.由于缺乏新鲜空气，我感动头疼。2．Havingsaidthis，hespreadsomefoodonthetable，andproducedabedfromthefloor.说完这个，他把一些食物摆在桌子上，而且还从地板上弄出一张床来。3．It'llmakeyoufeelmuchbetter.它会让你感觉好许多。4．Atfirstmynewsurroundingsweredifficulttotolerate.开始的时候，新的环境让我难以忍受。Ⅳ.核心单词集中串记短文语法填空，然后背诵短文，熟记本单元的重点词汇。AnAirCrashIwasaprevioustypistinapostoffice.BecauseIcouldn'ttoleratetypinganymorepostagebillsorpostcodeson__1__typewritereveryday，Iresigned.Witha__2__(greed)motivationofmakingbigmoney，ItookupworkingasabusinessrepresentativefortheG．EEcologyCompany，whichproducedgoodsby__3__(recycle)usefulmaterialsfromourdustbins.Mynewjobleftmegood__4__(impress)inmanyaspectsexceptthattheworkingtimetablewasfulloftravelingbyjets.第3页Once，when__5__(speed)up，ourjetwasswallowedbyathunderstorm，whichdestroyedourGPSreceiverandmadeuslosesightofthedirections.Aconstantlyflashinglightshowedthatourjetwasindanger.Asteward__6__(instant)askedustoputonmasksandfastenthesafetybelts，andthenpressedabuttontoswitchontheescapingcapsule.Itslidsideways__7__oftheopeningatonceandlandedinadesertareasafely.Lackingfoodandtablets，wewerenervousanduncertainatfirst.Butweallkeptoptimisticandmadegood__8__(adjust)tothesituation.Wesweptupthesurroundingmudtomakeoursettlementandwerebackonour__9__(foot)soon.Finally，__10__(guide)bythesmokeofourcrashingjet，somelocalcitizenscamebycarriagesandsavedus.【参考答案】1.a2.greedy3.recycling4.impressions5.speeding6.instantly7.out8.adjustments9.feet10.guidedUnit3Lifeinthefuture单元练习Ⅰ.单句语法填空1．Mygoodperformanceinthejobinterviewleftmeoptimistic__about__myfutureandaboutwhatIcandohere.解析：句意：我在工作面试中的好表现让我对未来和自己在这里能做的很乐观。2．Withonlineshoppingincreasinglypopular,theInternetisseenasan__efficient__(efficiency)wayofreachingtargetcustomers.解析：efficient有效的。根据语境中的．..increasinglypopular可知，网购是一种有效的方式，故填efficient。句意为：随着网上购物越来越流行，网络被认为是一种有效的吸引目标顾客的方式。3．Ithink__what__impressesmeabouthispaintingisthecoloursheuses.解析：考查名词性从句。句意：我认为关于他的绘画让我印象深刻的是他使用的颜色。impresses缺少主语，故用what引导名词性从句。4．Her__motivation__(motivate)forwritingwasadesireforwomentogettherighttohighereducation.解析：句意：她写作的动力是渴望妇女获得更高一点教育的权利。motivation动机，动力。5．Insteadofblamingthechildwhohadbrokenthevase,shegavehima__tolerant__(tolerance)smileandlethimgo.解析：句意：没有责备那个打破花瓶的孩子，她朝她宽容地笑了笑，让他走了。tolerant宽容的。6．__What__makesthebooksoextraordinaryisthecreativeimaginationofthewriter.解析：考查名词性从句。句意：使这本书不同寻常的是作者富有创造性的想象力。what引导主语从句，在句中作主语，符合句意。7．Theyarebroadeningthebridgetospeed__up__theflowoftraffic.解析：考查动词短语辨析。句意：他们正在加宽这座大桥以加快交通流量。speedup加速，加快，符合句意。8．It'simpossibleforhertohavemorefreetimetoaccompanyherparentsbecauseherworktake__up__muchofhertime.解析：句意：她不可能有更多的空余时间来陪伴她的父母，因为工作占据了她的大部分时间。takeup拿起，占据(时间或空间)。9．Whatwasso_impressive_(impress)aboutJasmineWestland'svictorywasthatshecamefirstinthemarathonbare­footed.第4页解析：句意：JasmineWestland打动人的地方是她赤脚在马拉松比赛中得了第一名。impressive打动人的，有感染力的。10．Briggswilltake__over__asgeneralmanagerwhenMitchellretires.解析：句意：Mitchell退休后，Briggs将会接管当总经理。takeover接管。11．Moreandmorehigh­risebuildingshavebeenbuiltinbigcities__for__lackofspace.解析：句意：因为缺乏空间，在大城市建起了越来越多的高层建筑。forlackof“因缺乏……”。12．Making__a__goodimpressionontheinterviewersisofvital__importance__(important)．解析：句意：给面试官留下好的印象是极其重要的。固定搭配leave/makeagoodimpressiononsb.＝leave/makesb.agoodimpression，故第