【文档说明】Unit4期末复习知识要点记忆课件2022-2023学年牛津深圳版英语八年级上册.pptx，共(22)页，1.266 MB，由小喜鸽上传

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Unit4Inventions知识要点记忆重点单词、短语、句子一、重点单词。1．广告n.advertisement2.滑稽的adj.funny3．创造v.create4.电话(机)n.telephone5．车轮n.wheel【Unit4知识点归纳】6.舒服的adj.co

mfortable7．四轮马车n.carriage8.世纪n.century9．乘客n.passenger10.发明v.invent11．有用的adj.practical12.自……以来prep.since•1

3．距离n.distance•14.在任何时候adv.anytime•15．开发；研制v.develop•16.蜡烛n.candle•17．特别的adj.special•18.引言n.introduction•19.灰尘n.dust•20.机

翼n.wing二、词汇拓展及词性转换。1．advertisementn.广告—advertisev.广告2．funnyadj.滑稽的；有趣的—funn.趣味&玩笑；adj.有趣的3．inventv.发明—invent

orn.发明家—inventionn.发明•4．createv.创作—creationn.创作物；作品—creatorn.创作者—creativeadj.有创作力的•5．comfortableadj.舒适的—com

fortablyadv.舒适地•6．practicaladj.有用的—practicen.练习•7．sinceprep.自从……以后—[其他含义]conj.既然•8．distancen.距离—distantadj.遥远的9．developv

.开发；研制－developmentn.发展；开发—developedadj.发达的—developingadj.发展中的(developed/developingcountries发达/发展中的国家)10．dustn.

灰尘；尘土—dustyadj.积满灰尘的11．specialadj.特别的—speciallyadv.特别地12．introductionn.介绍；引言—v.introduce介绍三、词语释义。1.funny＝in

terestingadj.滑稽的；有趣的2.invent＝make…forthefirsttimev.发明3.comfortable＝pleasantadj.舒适的4.century＝onehundredyearsn.世纪5.passenger＝people

onthetransportn.乘客•6.practical＝usefuladj.有用的•7.mobilephone＝cellphonen.手机•8.anytime＝atanytimeadv.在任何时候•9.special＝

unusualadj.特别的四、重点短语。1.自那以来sincethen2.与……保持联系keepintouchwith3.在白天inthedaytime4.使……远离……keep…off5.过上更好的生活liveabetterlife6.在20世纪初期atthestartofthe20

thcentury•7.通过很远的距离overlongdistances•8.想象做某事imaginedoingsth.•9.用更短的时间inashortertime•10.提及；提到referto•11.互相eachother•12.数百万的millio

nsof•13.在晚上atnight14.到达arriveat/in15.丢掉throwaway16.在陆地上onland17.在空中intheair18.变成turninto19.将来inthefuture20.导致lea

dto•21.弄得乱七八糟makeamess•22.一直allthetime•23.电话mobilephone•24.同时atthesametime五、重点句型。1．车轮也许是历史上最伟大的发明。(inhistory)Thewheeli

sperhapsthegreatestinventioninhistory.2．在19世纪早期，第一批火车开始载乘客。(intheearly19thcentury)Intheearly19thcentury,thefirs

ttrainsbegantocarrypassengers.•3．没有水，我们不能生活。(without)•Withoutwater,wecan'tlive./Wecan'tlivewithoutwater.•4．自从那时起，人们能够互相通过远距离说话。(si

ncethen)•Sincethen,peoplehavebeenabletospeaktoeachotheroverlongdistances.5．当今，全世界数百万的人都有手机。(acrosstheworld)Todaymillionsofpeopleacross/aroundthe

worldownmobilephones.6．手机允许人们随时随地能互相保持联系。(allow…todo)Mobilephonesallowpeopletokeepintouchwitheachotheranytime,anywhere.•7．有了灯泡，人们在晚上可以像在白天

一样做尽可能多的事情。(as…as)•Withlightbulbs,peoplecandoasmanythingsintheeveningsastheycaninthedaytime.六、课文回顾。Greatinventionschangetheworld.They

helppeopleliveabetterlife.Thefollowingarethreeofthemostimportantinventionsinhistory.•Thewheelmaybethegre

atestinventioninhistory.Travellingbecamefasterandmorecomfortableafteritsinvention.Severalthousandyearsago,peopl

estartedtousewheelsoncarriages.Intheearlynineteenthcentury,thefirsttrainsbegantocarrypassengers.Atth

ebeginningofthe20thcentury,carsbecamepopular.Withoutthewheel,wewouldnothavetheseinventions.Oneofthefirstpracticaltelephoneswasinvent

edbyAlexanderGrahamBellin1876.Sincethen,peoplehavebeenabletospeaktoeachotheroverlongdistances.Today,millionsofpeopleacrosstheworldownmobileph

ones.Theyallowpeopletokeepintouchwitheachotheranytime,anywhere.ThomasEdisondevelopedthefirstusefullightbulbin1897.Withlightbulbs,people

candoasmanythingsintheeveningsastheycaninthedaytime.Canyouimagine七、写作范文：介绍一项发明。Myinventionisaspeciallamp.First,itisverysmallandlight.Itisconveni

entformetocarryitaroundandIoftentakeittoschool.Besides,itcancontrolitslightaccordingtothenaturallightsoastoprot

ectmyeyesight.•Moreimportantly,itcanalsobeusedasaprojectortoputtheimagesonthemobilephoneorthipadtothewall.•Inaword,Ilovethisinvention.Ithelps

meliveamorecomfortablelife.