2021高考英语一轮复习 Unit 3 Inventors and inventions课件 新人教

朗读美文(演练加黑部分的句式)DearTom，Recentlyacompetitionoftechnologicalinnovationhasbeenheldinourcity.EverytimeInoticemyteacherswipetheirhandwritingawayfromtheblackboardandmaketheirhandsdusty,Ithinkthattheconditionspermitting,I'llofferthemsomehelp.SoIdesignedamagicpenofthem.Theappearanceofmypenisdifferentfromthechalk,butresemblesacommonpen.Thenewfunctionsmakeitmoreusefulthanacommonpen.Pressingthebutton“T”，whichisspeciallyintendedforteachers,userscanwriteontheblackboardagainandagain,asthehandwritingwillbeclearedupautomaticallyafterafewseconds.Besides,youcanchangethewritingcolorseasily.Fromthetechnologicalinnovation,Ilearnedthataslongaswetaketimetoobserveourlife,wecanfindwaystomakeitbetter.Doyoulikemypen?Yours，LiHua微练习(句式锤炼——独立主格结构)1．________________，wewillwatchafilmthere,whichissurelyaboutthehistoryofYandangMountain.[2017·江苏卷书面表达]如果时间允许的话，我们肯定会看一部关于雁荡山的历史电影。2．_______________________，wehadnotroublefindingthestrangecave.由于那个男孩带路，我们很容易地就找到了那个奇怪的洞。3．________________，thequalityhasbeenimproved.问题解决了，质量已经提高了。TimepermittingTheboyleadingthewayTheproblemsettled(一)单词巧练写准记牢1.____________vi.&vt.显示……的差别；使……有所不同；辨别2．____________n.产品3．____________adj.突然的；意外的4．____________adj.被动的；消极的；被动语态的5．____________adj.愉快的；高兴的6．____________n.灯笼；提灯7．____________n.认出；认可；承认8．____________adj.熟的；成熟的distinguishproductabruptpassivemerrylanternrecognitionripe9．____________vt.拨(电话)10．____________vt.忍受；忍耐；负担11．____________vt.&vi.轻打；轻拍；轻敲n.轻轻地敲击(声)；(水)龙头12．____________adj.稳固的；稳定的；安定的13．____________adj.无价的；极宝贵的14．____________n.降雨dialbeartapstableinvaluablerainfall用准用活品句填词1．Webelievethatonlya________(稳定的)andfullyconfidentmiddleclasswillguaranteethestabilityandprosperityofHongKong.2．The________(突然的)changeoftheclimatehasdrawnworldwideattentiontothebenefitofgreenenergy.3．Nowadaysmanyoldpeoplehaveto________(忍受)miserablelonelinessaftertheirsonsordaughtersleavehomeforwork.stableabruptbear4．[2018·全国卷Ⅱ]Expertssayit'san________(value)socialpracticethatresultsinbigbenefits.5．Theyoungathlete________________(distinguish)herselfbywinningtwogoldmedalsintheOlympicGames.6．Youcouldhearthemsinginganddancing________(merry)outinthestreet.invaluabledistinguishedmerrily拓展单词1.__________adj.便利的；方便的；就近的→___________n．便利；方便→___________adj.不方便的；引起麻烦的2．________n．小心；谨慎→________adj.小心的；谨慎的→________adv.小心地；谨慎地3．________n．预料；期待；期望→________vt.&vi.预料；期待；期望；认为4．________adj.清白的；无罪的；天真的→________n．天真；清白5．________n．认出；认可；承认→________vt.认出；识别；承认convenientconvenienceinconvenientcautioncautiouscautiouslyexpectationexpectinnocentinnocencerecognitionrecognize6．________adj.冰冻的；严寒的→________vt.&vi.冰冻→________adj.冻结的7．____________adv.偶然地；不时地→____________adj.偶然的；临时的→____________n．机会；场合8．________n．(评判的)标准；尺度→(pl.)________9．________adj.仁慈的；慈悲的→________adj.残忍的；无情的→________n．宽恕；仁慈10．________adj.实际的；实用的→________n．实践；练习→___________adj.不切实际的；不现实的11．________vt.联想；联系n．同伴；伙伴→___________n．联系；联盟；协会freezingfreezefrozenoccasionallyoccasionaloccasioncriterioncriteriamercifulmercilessmercypracticalpracticeimpracticalassociateassociation用所给词的适当形式填空1．[2019·天津卷]____________(occasional),Iwouldreadanovelthatwasassigned,butIdidn'tenjoythistypeofreading.2．Childrenare________，asafutureteacherIhaveachildlike________andIwillreallylovethem.(innocent)3．YoucanvisitProfessorLiwhenitis__________，thatis,athis__________.Hishouseis__________nearthebusstop.(convenient)4．Inwesterncountries,thenumber“thirteen”isusually__________withbadluck,butactuallythereisn'tany____________betweenthem.(associate)Occasionallyinnocentinnocenceconvenientconvenienceconvenientlyassociatedassociation5．Heissucha________manandalwayshas________onthosehomelessanimalsbutsometimeshecanbe________tothosehedoesn'tlike.(mercy)6．Itis________outsidenow,andmoresnowisfallingonalready________streets.(freeze)7．Althoughtherearemany________difficultiesinlearningoralEnglish,youmustkeep________speakingeveryday.(practice)8．Heisa________manandisalwaysdoingthingswith________.Youshouldgetonwithhim________.(caution)mercifulmercymercilessfreezingfrozenpracticalpracticingcautiouscautioncautiously阅读单词1.patentn.__________2．courtyardn.__________3．powdern.__________4．perfumen.__________5．versionn.__________6．extensionn.__________7．gluen.__________vt.__________8.greengrocern.__________(pl.)__________专利证书；专利权院子；庭院粉末；火药香水；香味版本；译本电话分机；扩大；延伸胶；胶水粘贴；粘合蔬菜水果商蔬菜水果店9．refrigeratorn.________10．jamn.__________11．microphonen.__________12．dynamicadj.__________13．personneln.__________14.helicoptern.__________15．cuben.__________16．claimn.&vt.__________17．filen.__________vt.__________18．competencen.__________19．validadj.__________20．currentn.__________adj.__________冰箱堵塞；阻塞；果酱麦克风；话筒充满活力的；精力充沛的人力资源；人事部；全体人员直升飞机立方体；立方要求；声称；主张文件；档案；文件夹提交；将……归档能力；胜任有效的；确凿的(水或气)流；电流现在的；当前的[联想维空间]1.后缀­ive形容词集锦①active主动的②passive被动的③positive积极的④negative消极的⑤subjective主观的⑥objective客观的2.表示“抓住”的相关动词一览①seize抓住；捉住②catch抓住；接住③grasp抓住；掌握④clutch抓住；紧握⑤capture抓住；俘获⑥grapple抓住；格斗3.含fore­前缀的单词面面观①foreheadn.额头②forearmn.前臂③forecastvt.预报④foreseevt.预见；预知⑤forewordn.前言⑥foretellv.预言；预示(二)短语巧练写全记牢1.__________给……打电话2．__________偶尔；有时3．__________开始；着手4．__________开始(做)5