新概念英语第一册 Lessons83-84知识点分析 同步习题

新概念第一册Lesson83-84一、单词。mess【用法】n.杂乱，凌乱【词组】whatamess真是一团糟【例句】Excusethemess.屋子乱，请原谅。【扩展】messyadj.零乱的，脏的pack【用法】v.打包，装箱；挤满，塞满【词组】bepackedwith挤满，装满，塞满【扩展】packagen.包，包裹【例句】Don’tforgettopackthemirror!别忘了把镜子装起来。Themoviefanspackedthehall.大厅里挤满了影迷。Thebuswaspackedwithpeople。公共汽车里挤满了人。leave【用法】v.离开（left-left），出发；留给，遗留；委托；落下【词组】leavefor出发去leavesth.athome把……落在家里【例句】Whenhewasyoung,helefthishometown.当他很小的时候，他就离开了家乡。WewillleaveforGuangzhoubyplane.我们将乘飞机去广州。二:课文注释Ihadoneaftermylunch.【译文】我是在饭后喝的。【用法】eq\o\ac(○,1)代词one指代前面的acupoftea；eq\o\ac(○,2)介词after“在……之后”，后接名词或名词短语（mylunch）作宾语。Let’sgointothelivingroom,Carol.【译文】我们到客厅里去吧。【用法】eq\o\ac(○,1)let’s是letus的缩写形式，意为“让我们”；eq\o\ac(○,2)let'sdo“让我们做……”是提建议的句型，同义句为whataboutdoing?TomandIaregoingtohaveaholiday.【译文】我和汤姆准备去度假。【用法】eq\o\ac(○,1)begoingtodo是一般将来时的谓语部分，意为“打算做……”。eq\o\ac(○,2)haveaholiday度假；beonholiday在度假。Aren’tyoulucky?【译文】你们真幸运！【用法】eq\o\ac(○,1)本句用了一个否定疑问句表达了一种感叹。eq\o\ac(○,2)luckyadj.幸运的；unluckyadj.不幸的；luckn.运气；luckilyadv.幸运地；unluckilyadv.不幸地Goodluck祝好运！Badluck!真倒霉！本文中现在完成时与一般过去时的对照I’vealreadyhadlunch.→Ihadlunchathalfpasttwelve.I’vejusthadacup.→Ihadoneaftermylunch.I’vealreadyhadmyholidaythisyear.→Wheredidyougo?Istayedathome三：语法：现在完成时【构成】一、现在完成时的谓语部分的结构为：have/has+done其中，have和has是助动词，has与第三人称单数主语连用；其他人称及复数用have。done是动词的过去分词形式。二、动词的过去分词分为规则变化和不规则变化。规则动词的过去分词：eq\o\ac(○,1)一般情况下，在动词后直接加–ed：jump–jumpedeq\o\ac(○,2)以不发音的e结尾时直接加–d：bake–bakedeq\o\ac(○,3)以辅音加y结尾时去y变i加–ed：empty–emptied不规则动词的过去分词（本册中出现的词）：buy—bought—boughtsend—sent—senteat—ate—eatenfind—found—foundcut—cut—cutgo—went—goneget—got—gotput—put—putsee—saw—seensweep—swept—sweptread—read—readspeak—spoke—spokentell—told—toldset—set—setgive—gave—givenhave—had—hadshut—shut—shuthear—heard—hearddo—did—doneleave—left—leftcome—came—comeswim—swam—swummeet—met—metunderstand—understood—understood【用法】（1）现在完成时表示：说在过去发生的动作对现在造成的影响或结果。Tom:Doyouwanttohavelunchwithus?Sam:No,thankyou,Tom.Ihavealreadyhadlunch.（正因为Sam吃过饭了，所以他拒绝了Tom的邀请。）现在完成时在汉语中常用“了”、“过”、“已经”来表示。（2）现在完成时的否定句和疑问句：变否定句时，需要在助动词have或has后面加not，变成haven’t或hasn’t。变疑问句时，需要将助动词have或has提到主语的前面。Shehasn’tfinishedherhomework.她还没有完成她的作业呢。Haveyouhaddinner?你吃过饭了吗？（3）与现在完成时连用的时间副词或短语：eq\o\ac(○,1)already“已经”，用在肯定句的句中或句尾；Lindahasalreadyseenthefilm.=Lindahasseenthefilmalready.琳达已经看过那部电影了。eq\o\ac(○,2)yet“已经”，用在疑问句的句尾；“还”，用在否定句的句尾，构成not…yet“还没”。Haveyoufoundyourkeyyet?N你已经找到你的钥匙了吗？Ihaven’twashedmyfaceyet.我还没洗脸呢。eq\o\ac(○,3)just“刚刚”，用在肯定句的句中I’vejustwashedmyclothes.我刚刚洗过衣服。注意：justnow“刚才”，与一般过去时连用。ImetSamjustnow.刚才我遇见萨姆了。eq\o\ac(○,4)ever“曾经”，用在肯定句或疑问句的句中；Ihaveeverheardthemusic.我曾听过这首曲子。HasTomeverbeenateacher?汤姆曾当过老师吗？eq\o\ac(○,5)never“从不，从没”，是个否定词，用在句中；Ihaveneverseenyoubefore.我以前从没见过你。eq\o\ac(○,6)before与ago的区别：before可独立用在现在完成时的句尾；ago前要加上段时间，用在一般过去时的句尾，比如：twoyearsago。【注意】在现在完成时中，不会出现过去时间状语，这是现在完成时与一般过去时的一个主要区别。【同步习题】Lesson83-84一、用所给词的适当形式填空1.TomandCarolare__________(have)lunch.2.Wecanhave__________(we)coffeeintheliving–room3.Thebusis__________(pack)withnoisyschoolchildren.4.Theroomneedscleaning.Itisvery__________(tidy).5.Youdidn’thearthenoise.Youare__________(luck).6.Wecarriedthesickmantohospital__________(hurried).7.Hewenttothe__________(newsagent)tobuyanewspaper.8.Tuesdayisthe__________(three)dayoftheweek.9.Theradiosaysisgoingtobe__________(wind)tomorrow.10.Hedoeseverythingvery__________(careful).二用所给动词的适当形式填空1.CarolwantsSam__________(come)in.2.Mr.Mottcouldasktherobotquestions.Italways__________(know)theanswers.3.__________you__________(pack)yoursuitcaseyet?4.He__________already__________(leave)thetown.Heleftitthreedaysago.5.Let’s__________(go)intotheliving-room.6.Sam__________just__________(have)acupofcoffee.7.Weneedsomebody__________(tidy)ourroomup.8.Wheredidyougo?I__________(stay)athome.9.__________you__________(enjoy)yourselvesintheparklastSunday?10.Lilywashereyesterdaymorning,butAnnandBill__________(be)not.三、选择填空()1.__________you__________anythingelsetosay? Notyet. A.Have,get B.Have,got B.Were,have D.Do,get()3.Icametothepoliceman__________forhelp. A.asking B.toask C.asked D.haveasked()4.Sam__________just__________acupofcoffee. Hehaditafterhislunch. A.has,had B.did,have C.does,have D.is,having()5.Theroomisverytidy.Who__________is? A.cleans B.clean C.hascleaned D.cleaned()6.A:Doyouwanttohavelunchwithus? B:I__________already__________mylunch.Thankyou. A.have,had B.has,had C.have,has D.have,have()7.Excuse__________.Theroomisveryuntidy. A.amess B.mess C.themess D.anmess()8.Theyaregoingtohaveaholidaytomorrow,butthey_______not__________theirsuitcasesyet. A.are,packing B.have,packed C.did,pack D.do,pack.()9.__________you__________yourhomeworkyet?Yes,I__________itamomentago.Did,do;didHave,done;havedoneHave,done,didWill,do;do()10.Thisisagoodfilm.I__________ittwice. A.haveseen B.see C.saw D.amgoingtosee()11.Mymotherisafraid__________dogs. A.about B.of C.to D.with()13.Ihave__________hadmyholidaythisyear.Istayedathome. A.yet B.still C.already D.even()14.Thebuswas__________withnoisyschoolchildren. A.pack B.topack C.packing D.packed()15.A:HavetheycomebackfromCanada? B:Yes. A:When__________they__________back? B:Sorry,Idon’tknow. A.did,come B.do,come C.have,come D.are,coming四、句型转换1.Tomwantstohavelunchwithus.(就划线部分提问)____________________Tomwantto__________?2.Ihavealreadyhadmylunc