Unit6作文ppt课件

Unit6Whenwasitinvented?,SectionB3a-SelfCheck,1,Keypoints(重点知识）,深受喜爱和充满活力的运动为了娱乐和锻炼超过；多于人们相信在硬地板上把分开阻止做不仅而且钦佩；仰慕实现梦想鼓励做梦想成为英雄的数量,amuch-lovedandactivesport,forfunandexercise,over/morethan,Itisbelievedthat/peoplebelieve,onahardfloor,divideinto,stopfromdoing,notonlybutalso.,lookupto,achievethedreams,encouragetodo,dreamofbecomingheroes,thenumberof,2,Inventionsareeverywhereinourlife,3,Inventionsareeverywhereinourlife,4,Inventionsareeverywhereinourlife,5,Writing,Problem:_Newinvention:_Whatitisusedfor:_,aspecialpen,quicklytakingnotesinclass,takingnotesinclass,3a.Thinkofsomethingthatyoudonotliketodo.Thenthinkofaninventionthatcouldhelpyou.Makenotes.,3a,6,ThisspecialpenwasinventedbyLiuJie.Ithasthreecolorsandisusedfor.,3b,常用句型：Ithinkisaveryusefulinvention.2.wasinventedby是由(某人)发明的3.wasinventedin是在(某时间)发明的4.Itwasusedfor它被用来5.ismadeof是由(材料)制成的,Imagineyouareabusinessperson.Writeadescriptionofyournewinvention.Trytoselltheinventiontotheclass.,7,ThisspecialpenwasinventedbyLiuJie.Ithasthreecolorsandisusedfortakingnotesquickly.Itisveryusefulifyouhavealottowritedown.Thepencomeswithamicrochipthatcanstorealistofcommonwordsthatyouwilluse.Youcanprogramthewordsyouwilluseoftenintothemicrochipsmemory,thenassignashortformtoeachword.Whenyouarewriting,youjustneedtowritetheshortformswiththepen,pressabuttononthepenandalltheshortformswillchangeintotheactualwords.Themicrochipcancontainupto50wordsandyoucanmakechangestothelistofwordswheneveryouneedto.,8,Onepossibleversion:,ThisspecialpenwasinventedbyLiuJie.Itwasinventedin2012.Itismadeofplasticandsteel.Ithasthreecolorsandisusedfortakingnotesquicklyinclass.Itcanrememberwhattheteachersaid.Itisveryusefulifyouhavealottowritedown.Itcanalsohelpwritedownthemainpoints.Ithinkitsausefulinvention.,9,Itisoftendifficulttodecideontheinventorofcertaininventions.Thisisbecausesometimesafewpeoplemay_thingswhichare_thesame.Itshardtotellwhocameupwiththeideafirst.Someinventionscanalsoleadtootherinventions_.Sosomepeople_whethertheinventorcameupwiththeideahimselforherself.Theythinkthattheinventorusedsomeoneelsesideatocreatehisorherinvention.Thatiswhybooksor_usually_morethanoneinventorwhengivinginformationaboutinventions.,invent,nearly,allofasudden,doubted,website,mention,SelfCheck1,inventdoubtmentionNearlywebsiteallofasudden,10,Sosomepeopledoubtedwhethertheinventorcameupwiththeideahim-selforherself.(1)该句是包含宾语从句的主从复合句。这样的结构要注意主句如果是过去时态，从句一般要用相应的过去时态（客观事实除外）。如：Lastclassourphysicsteachersaidthatthemoongoesaroundthesun.Hesaidhewouldgobackhomenextmonth.(2)comeupwith想出注意类似词组catchupwith赶上keepupwith紧跟。IwanttocatchupwithhiminEnglishstudy.Dontfallbehind,keepupwiththeothers.,11,Rewritethesesentencesusingthepassivevoice.,1.Someonestolemywatch._2.Theyusedfiveeggstomakethisbigcake._3.Whendidtheyinventthepersonalcomputer?_4.Theyaskedusnottoruninthehallway._5.Someonetookthevideobacktothestore._,Mywatchwasstolenbysomeone.,Fiveeggswereusedtomakethisbigcake.,Whenwasthepersonalcomputerinvented?,Wewereaskednottoruninthehallway.,Wewereaskednottoruninthehallway.,SelfCheck,12,SelfCheck,3.Findoutinformationaboutaninventionyouwouldliketoknowmoreaboutandwritesentencesbelow.,in2013,umbrellawithalight,LiMeng,seeingintheraininthedark,13,语法复习,一般过去时的被动语态,一.一般过去时被动语态的用法一般过去时被动语态表示过去经常性、习惯性被动动作或过去某一时刻发生的被动性动作。其结构为：主语(动作承受者)+was/were+过去分词(+by+动作发出者)构成,其否定形式was/were后加not。如：IwastaughtbyMissZhaolastyear.Thoseletterswerewrittenbyafamouswriter.,14,【注意】被动语态还可用于：强调动作的承受者，而不强调动作的执行者。如：ThewindowwasbrokenbyMike.Thisbookwaswrittenbyhim.二、主动语态变被动语态的方法(1)把主动语态的宾语变为被动语态的主语。(2)把谓语变成被动结构(be过去分词)(根据被动语态句子里的主语的人称和数，以及原来主动语态句子中动词的时态来决定be的形式)。,15,语法复习,(3)把主动语态中的主语放在介词by之后作宾语,将主格改为宾格。Allthepeoplelaughedathim.Hewaslaughedatbyallthepeople.,(主语：动作的发出者),（宾语：动作的承受者）.,（主语：动作的发出者）,（宾语：动作的承受者）,16,一、写出下列短语的英文表达。,1.错误地2.偶然3.根据；按4.用这种方法5.用来做6.足够咸7.一个古老的中国传说8.把分成,bymistake,byaccident,accordingto,inthisway,beusedfor,saltyenough,anancientChineselegend,o,17,一、用所给单词的适当形式填空。Duringtheafternoon,therewasa_(suddenly)heavyfallofsnow.2.Ithinkthetelephone_(invent)beforethecar.3.The_(Canada)songAlouette(百灵鸟)isafunsongaboutabird.4.They_(invite)totakepartintheMayDaycelebrationsinBeijing.5.The_(popular)ofprivatecarsischangingthepeopleslifestyle.,sudden,Exercises,wasinvented,Canadian,wereinvited,popularity,18,6.Whenthebill_(bring)tohim,hewassuchsurprised.7.Theygavetheirlivesfortheircountryandwerehonoredas_(hero).8.We_(divide)intoeightgroupsbyourteacherlastweek.,wasbrought,heroes,weredivided,三、根据中文提示完成句子。1.Thereweremanyfamous_(发明)inancientChina,andpaperwasoneofthem.2.Idontlikethiskindofpotatochipsbecausetheyarenot_(脆的).3.Silkis_(生产)inHangzhou.4.Theconductorkept_(提供)ushotwateronthetrain.,inventions,crispy,produced,offer,19,Homework,1.试着向你的朋友用英语讲述篮球的发展过程。2.用下列词汇造句子。lookupto,bymistake,dailyactivities,Itissaid,allofasudden,fallinto,attheOlympics,20,ThankYou!,21,计算机在我们的生活、工作中的作用越来越大，你知道计算机的起源与发展吗？请结合计算机的发明时间(1946年）、外形、用途等方面,谈一下它的发展变化，并说明你对未来计算机的畅想。要求：1.意思连贯,语句通顺;词数不少于80。Computer,_,写作：典例导引,22,这是一篇事物介绍类的说明文，根据题目提示可考虑采用下面的模板。,计算机,引出话题,介绍发明,畅想未来,.importantinourdailylife.,时间:Thecomputerwasinventedin.外形：.washuge.用途:sendsomemessages.open.,Ithinkcomputersaregoingto.,23,ComputerComputersarebecomingmoreandmoreimportantinourdailylife.Doyouknowwhenthecomputerwasinvented?Thecomputerwasinventedin1946.Atthattime,itwashuge.Withthedevelopmentofscienceandtechnology,thecomputerhasgrownsmaller.Nowtherearemanykindsofcomputers,suchaspersonalcomputersandlaptops.Thecomputerisaveryusefultoolinourlife.,24,Forexample,itcansendsomemessagestoforeignfriend