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牛津英语8BUnit1Revision重点单词：1.marry(形容词)2.marry(名词)3.pollute(名词)4.pollute(形容词)5.pleasant(反义词)6.feel(名词)7.recent(副词)8.throw(过去式)9.throw(过去分词)10.advantage(反义词)11.develop(名词)marriedmarriagepollutionpollutedunpleasantfeelingrecentlythrewthrowndisadvantagedevelopmentdevelopingdeveloped形容词：发展中的发达的15yearsofmarriage1.过去常/曾做…2.对…有多了解？3.从那时起4…的变化5.结婚6.搬到…7.改变很多/少8.在过去/将来9.零售货摊10.把…变成11.下中国象棋12.水/噪音污染13.采取行动做…usedtodosth.Howwelldoyouknowsth.?sincethenthechangesto…be/getmarriedmoveto…changealot/alittleinthepast/inthefuturemarketstallsturnintoplayChinesechesswaterpollution/noisepollutiontakeactiontodo重点短语：14.减少污染15.把…倒入…16.在某些方面17.空地/开阔地18.感到有点寂寞/孤独19.不时地,有时/时而20.在镇中心21.起飞22.扔掉23.像以前一样频繁24.在这些年间25.使用/服务中26.安全降落reducethepollutiondumpsomethinginto…insomewaysopenspacefeelabitlonelyfromtimetotimeinthecentreofthetowntakeoffthrowawayasoftenasbeforeovertheseyearsbeinservice/uselandsafely27．实际上，事实上28．在某种程度上29．认识某人30．在过去的世纪里31．采访某人32．旅游胜地infactinsomewaysgettoknowsboverthepastcenturyhaveaninterviewwithsb.touristattractions=interviewsb.usedtodosth过去常常做某事used是动词过去式1.我父亲过去是个老师.Myfather_____________ateacher.2.我曾经在这所学校学习.I____________inthisschool.usedtobeusedtostudybe/getusedto(doing)sth.“习惯于（做）某事”，其中to为介词。beusedtodosth.被动式，意为“被用来做……”。=beusedfordoingsth.beusedas…被用作……Iam/getusedtogettingupearlyeveryday.我习惯于每天早起。Theknifeisusedtocutthecake.=Theknifeisusedforcuttingthecake.Thebigtablecanbeusedasabed.1．我已经听说了关于香港新机场的情况。I___________________HongKong'snewairport.2．你知道它投入使用已经多久了吗？Doyouknow______________________________?3．这次会议已经持续了两个小时了。Themeeting______________twohours.4．从两岁起，我就一直住在这儿。I_____________________Iwastwoyearsold.haveheardabouthowlongithasbeeninservice/usehasbeenonforhavelivedheresince重点句子：现在完成时的主要用法一、表示之前已发生或完成的动作或状态，其结果和现在有联系或造成影响。Someonehasjustturnedoffthelight.(有人刚把灯关了。)Ihavealreadyfinishedmyhomework.(我已经完成了家庭作业。)二.表示从过去某一时刻开始并一直延续到现在的动作或事情,但动作或事情可能仍在继续。IhavelearntEnglishformorethantenyears.我已经学了10多年的英语。三.表示人曾有过或到目前为止从未有过的经历.HaveyoueverbeentotheSummerPalace?(你曾去过颐和园吗?)Ihaveneverhadacar.(我从未有过汽车。)四.现在完成时还常与以下句型连用。Thisisthefirsttime…It’sthefirsttime…上一页下一页Thisisthefirsttimehehasdrivenacar.这是他第一次开车。五.现在完成时和最高级连用表示到现在为止最…的。It’sthemostboringfilmI’veeverseen.这是我看过的最令人厌烦的电影。现在完成时的时间状语ever,never,yet,already,recently,before;sofar,uptonow;duringthelast/pastfewyears;since…for…二、现在完成时的构成1.现在完成时的肯定句句型:主语+have/has+过去分词Ihavefinishedmyreport.HehasbeeninBeijingfortwomonths.三、过去分词的构成原形过去分词原形过去分词travelvisitmovestopstayfinishownshoplearnsolvetravelledmovedstayedownedlearnedvisitedstoppedfinishedshoppedsolvedA规则动词的过去分词B不规则动词的过去分词原形过去分词原形过去分词thinkputcatchcostgivegrowmakehurtwriterunthoughtcaughtgivenmadewrittenputcostgrownhurtrun原形过去分词原形过去分词feelbringfallwearflysinghaveforgetdrinkkeepfeltfallenflownhaddrunkbroughtwornsungforgottenkeptIhavefinishedmyreport.HehasbeeninBeijingfortwomonths.否定句：一般疑问句：Ihaven’tfinishedmyreport.否定句：一般疑问句：Haveyoufinishedyourreport?Yes,Ihave.No,Ihaven’t.Hehasn’tbeeninBeijingfortwomonths.HashebeeninBeijingfortwomonths?Yes,hehas.No,hehasn’t.1.He______________(notfinish)thehomeworkyet.Hewilltrytofinishitquickly.2.Myfamily________(live)inNanjingsince1996.3._____you______(know)himsincethen?Morepracticehasn’tfinishedhaslivedHaveknown4.They_____already_______(decide)togotoKunmingfortheholiday.5.We___________(move)tothenewflatsincelastmonth.6.Thegirl__________(learn)Englishforabouttwoyears.havedecidedhavemovedhaslearned7.MyfatherwenttoBeijingtwoweeksago.I____________(notsee)himsincethen.8.____Tom_______(write)letterstoyourecently?9.Jack’smotherisn’tathome.She________(go)tothesupermarket.10.Thefilm________(be)onforabout20minutes.Wemissedthebeginning.haven’tseenHaswrittenhasgonehasbeen现在完成时的时间副词和时间短语:1.副词already和yet。already一般用于肯定句中，yet一般用于否定句和疑问句中。如:Wehavealreadyfinishedourhomework.我们已完成作业了。Theyhaven'tfinishedtheirhomeworkyet.他们还没有完成作业。用“already”“yet”填空Hehas()visitedmanyplacesinChina().注意already在句中的两种位置.Thetrainhasn'tarrived().火车（到现在）还没有到。Hasshearrived()?她已经到了吗？Hasn'thecome()?她还没来吗？alreadyalreadyyetyetyet-IhaveneverbeentotheGreatWall.我从未去过长城。2.副词ever用于疑问句中，never用于否定句中。如:-HaveyoueverbeentotheGreatWall?你曾经去过长城吗?如:Ihaven'tseenhimfortwoyears.Ihaveknownhimsincetwoyearsago.3.副词since,for,用于肯定句、否定句和疑问句中。都表示一段时间。since短语或从句表示过去的时间延续至今，since之后的时间为一点。Mr.Smithhasworkedheresince1984.Mr.Smithhasworkedheresincetwentyyearsago.Mr.SmithhasworkedheresincehecametoChina.for短语表示动作延续多长时间，for的宾语为时间段。1.Wehaveknowneachotherfortwentyyears.2.Ihaven’tseenherforalongtime.选用for和since填空:1.Wehaven’tseeneachother______alongtime.2.HisfatherhasbeenintheParty______10yearsago.3.Thefilmhasbeenon______20minutes.4.MrGreenhasworkedhere______hecametoChina.5.Hisgrandparentshavebeendead______severalyears.6.It’sfiveyears_______wemetlasttime.forsinceforsinceforsincefor后面应该接“一段时间”forthreedayssince后面应该接“一点时间”或者“一般过去时的句子”。since2008sincehewasborn关键点：since…,for…主句都用现在完成时，主句动词为延续性.Thefilmhasbeenonforonehour/sinceonehourago.主句just用于肯定句。recently用于肯定句、否定句和疑问句。Thetrainhasjustarrived.justnow有amomentago之意，是一般过去时的时间状语。DidyouseeJimjustnow?1.I______(lose)mypenjustnow.I______just_____(lose)mypen.2.She_____