2016八年级英语下册Unit3 Could you please 复习课件_.ppt

阶段专题复习Unit3,情态动词could的用法【观察领悟】仔细观察例句,然后判断哪些句子表示请求,哪些句子表示请求允许,分别在括号内标出(WriteRforrequestsandPforpermission),1.Couldyoupleasecleanyourroom?()2.Couldyoutakeouttherubbish?()3.Couldyoupleasetakethedogforawalk?()4.CouldIuseyourcomputer?()5.Couldwegetsomethingtodrinkafterthemovie?()答案:15.RRRPP,【探究总结】1.could表示委婉地请求,其句型结构主要有:(1)Couldyou+动词原形+.?(2)Couldyouplease+动词原形+.?意为“请你做好吗?”句型(2)比句型(1)语气更加委婉。肯定回答:Yes,sure./Sure./Ofcourse./Noproblem.否定回答:Sorry./Sorry,Icant.,2.could表示请求允许,其句型结构为:CouldI/we+动词原形+.?意为“请问我(们)能做吗?”肯定回答:Sure./Ofcourse./Noproblem.否定回答:Imsorry/Sorry,youcant.若关系比较亲近,也可以直接说No,youcant.【温馨提示】在以上句子结构中情态动词could不是can的过去式,而是用来表示委婉语气,后跟动词原形。,【实战演练】完成句子。1.请你教我如何制作香蕉奶昔好吗?好的,当然可以。_youplease_mehowtomakeabananamilkshake?_,_.答案,:Could;teach;,Yes;sure,2.请你把我们的院子打扫一下好吗?当然可以。_youplease_ouryard?_/_/_/_/_.3.请你帮我洗车好吗?对不起,我不能。我必须去上学。Couldyoupleasehelpmewashthecar?_,_.Ihavetogotoschool.答案:2.3,Could;sweep;,Sure/Certainly/Ofcourse/Noproblem/Allright,.Sorry;Icant,4.我能坐在这儿吗?是的,你可以坐这儿。_I_here?Yes,you_.5.我能借一下你的电动车吗?对不起。我得骑车外出。_I_youre-bike?_.Ihavetorideittogoout.答案:45.,.Could;sit;can,Could;borrow;Sorry,Sweep(过去式）_throw(过去式）_both（反义词）_fold(过去式）_pass(过去式）_（三单）_borrow(过去式）_lend(过去式）_stress(adj.)_develop(n.)_(adj.)_fair(反义词）_(n.)_ill(n.)_drop(过去式）_indepent(n.)_,swept,threw,neither,fold,passed,pass,borrowed,lent,street,development,developed,developing,unfair,fairness,illness,dropped,dropping,indepence,.词汇串记“Dothedishes.1(打扫)thef_2_.Takeoutther_3_.4(叠)theclothes.”Doyourparentssaythesethingstoyou?Ofcoursetheydo.Why?Well,someonehastodoit.Theyare5(家务;杂务)smalleverydayduties.Youmaygetmoneyfordoingachoreoryoumaynot.Parentsandotherpeopledontalwaysgiveorders.Sometimestheyask.,Howdoyouaskpolitely?Well,inEnglish,theword“4(能;可以)”isoftenusedforrequests.Whenyourmomsays“Couldyouplease5(整理床铺)?”sheisaskingyou“politely”todoachore.Infact,doingchorescanhelptodevelopchildrens6(独立)andteachthemhowto7(照顾;照料)themselves.Itcanalsohelpthemtounderstandtheideaof8(公平).Afterall,theycant9(依靠)theirparentstoomuchallthetime.,Whenaskingforpermission,youcanalsousetheword“could”.Forexample,youcansay“CouldIborrow.?”whenyouwant10(借)somethingfromothers.,词汇训练营,单词填空，考查综合运用能力！,Peter,weneedtocleanthehouse.Couldyoupleases_thefloor?Itsrainingw_thesunisshining.Howamazingitis!Canyou_(借）yourEnglishbooktome?4.Ourteachersare_(公平的）toeverybodyinourclass.Wealllovethem.5.Thatcompany_(提供）uswith3,000dollarsin2014.6.Theseengineerssuccessfully_(开发）anewkindofenergy-savingcarlastyear.7.Didyouusetoget_(stress)whenyouseetheschoolreportfromyourteacher?,二、根据提示填空。,weep,hile,lend,fair,provide,develop,stressed,出去吃饭在外面待到很晚搭车从事完成做某事干净整洁洗餐具倒垃圾叠衣服扫地整理床铺打扫客厅没问题欢迎某人放学/下班回家,gooutfordinner,stayoutlate,getaride,workon,finishdoingsth.,cleanandtidy,dothedishes,takeouttherubbish,foldyour/theclothes,sweepthefloor,makeyour/thebed,cleanthelivngroom,noproblem,welcomesb.,comehomefromschool/work,扔下坐下过来带某人去散步一直;总是整曰/夜做家务大声回应走开.分担家务一个舒适的家惊讶地拿点喝的东西观看一个节目闲逛把某物传给某人,throwdown,sitdown,comeover,takesb.forawalk,allthetime,allday/evening,dohousework,shoutback,walkaway,sharethehousework,acomfortablehome,insurprise,getsomethingtodrink,watchoneshow,hangout,passsb.sth./passssthtosb,把某物借给某人使某物弄湿.讨厌做某事做杂务帮助某人干某事买些小吃邀请某人参加聚会使某人做某事足够的压力,浪费时间为了取得好成绩介意做某事,lendsb.sth.,lendsthtosb.,getsth.wet,hatetodosth,dochores,helpsb.(to)do/withsth,buysomesnacks,buysthforsb,invitesb.toaparty,makesb.dosth.,enoughstress,awasteoftime,inorderto,getgoodgrades,minddoingsth.,依赖;依靠发展孩子的独立性照顾；照看做某人分内的事,dependon,developchildrensindependence,lookafter/takecareof,doonespartin(doing)sth.,进入长大为某人提供某物生病学会怎样做某事理解公平的含义我不知道,getinto.,getolder.,Providesbsth/providesthtosb,feelill,Learnhowtodosth,Understandtheideaoffairness,Idontknow,句型大闯关,2,句型大闯关,本单元重点句子有哪些？看谁说得多！,1.Peter,couldyoupleasetakeouttherubbish?彼得，请你倒一下垃圾好吗？,Couldyouplease.，这是礼貌地提出请求的一种句型。could不表示过去，而是表示委婉、客气的语气，please后应接动词原形。,2.Sorry.Imgoingtoworkonitnow.对不起。我现在就要用它工作。workon是一个动词短语，on为介词，表示“从事某项工作；做某项工作/研究；创作作品、作画等”。,句型大闯关,本单元重点句子有哪些？看谁说得多！,3.Itistheparentsjobtoprovideacleanandcomfortableenvironmentathomefortheirchildren.为孩子们提供干净、舒适的家庭环境是父母的工作。,provide作动词，意为“提供；供应”，其后常接名词或代词作宾语，常用结构：providesb.withsth.。,4.TheminuteIsatdowninfrontoftheTV,mymomcameover.我刚坐在电视前，妈妈就过来了。(1)theminute(that).意为“一就”，引导时间状语从句，相当于assoonas。(2)comeover意为“过来”。,句型大闯关,本单元重点句子有哪些？看谁说得多！,5.Foroneweek,shedidnotdoanyhouseworkandneitherdidI.一周时间，她没有做任何家务，我也没有做。,“neither+助动词/系动词/情态动词+主语”表示上句否定的情况也适合于后者。【衔接】：“so+助动词/系动词(be)/情态动词+主语”表示后面的主语“亦如此，也同样”，说明前面的肯定情况同样也适用于后者。前面的主语和后面的主语不是同一个人物。YouwatchedTVlastnight.你们昨晚看了电视。Sodidthechildren.孩子们也看了。,句型大闯关,本单元重点句子有哪些？看谁说得多！,6.Houseworkisawasteoftheirtime.做家务是在浪费他们的时间。,awasteof为固定短语，waste在这里作名词。,7.Theyshouldspendtheirtimeonschoolworkinordertogetgoodgradesandgetintotoagooduniversity.为了取得好成绩，进入一所好大学，他们应该把时间花在学业上。,1)spend其主语必须是人，常用于spendsometime/moneyonsth或spendsometime/money(in)doingsrh.结构中2)inorderto后接动词原形，表示目的，意为“为了”。,句型大闯关,本单元重点句子有哪些？看谁说得多！,8.Ithinkitisimportantforchildrentolearnhowtodochoresandhelptheirparentswithhousework.我认为对孩子们来说学习如何做家务和帮助父母做家务是很重要的。,1)“Itis+形容词+(forsb+)todosth.”为固定句型，其中sb为宾格代词或名词，表示“(对某人来说）做某事是的”，It为形式主语。2)howtodochores在此句中用作learn的宾语。在宾语从句中，含有疑问代词/副词引导的从句可改为“疑问词+不定式”结构。,句型大闯关,本单元重点句子有哪些？看谁说得多！,9.Theearlierkidslearntobeindependent,thebetteritisfortheirfuture.孩子们越早学会独立，对他们的未来就越好。,“the+比较级，the+比较级”意为“越，越”。,10.Childrenthesedaysdependontheirparentstoomuch.如今的孩子们过于依赖父母。,dependon为动词短语，意为“依靠；依赖”。,学以致用，你掌握了吗？,一、根据提示完成句子。1.你能帮我打扫起居室吗？_you_helpmecleanthelivingroom?2.你父母供给你在大学的衣食了吗？Didyourparents_foodandclothes_youintheuniversity?3.你可以依靠他做出正确的选择。Youcan_himtomakearightchoice.,Couldplease,providewith,句型大闯关,dependon,学以致用，你掌握了吗？,二、单项选择。1.Keepon.Dontstop.The_youclimb,the_youwillsee.A.highest;farthestB.highly;fatherC.high;farD.higher;farther2.Whichdoyouprefer,riceornoodles?_,thanks.Iamnothungry.Ionlyneedsomewater.A.NeitherB.EitherC.BothD.All,句型大闯关,语法加油站,3,语法加油站,总结本单元的语法知识，你掌握了吗,作为can的过去式，表示过去的能力。如：CouldyouspeakEnglishthen？那时你能讲英语吗？Hesaidhecouldntfollowme.他说他跟不上我。2.表示惊讶、怀疑、不相信等情绪。如：Whocouldhavetakenthem？谁会把它们拿走了呢？在这种情况下，could和can是可以换用的，用could时口气较缓和，用can时不相信的程度更强一些。,情态动词could,语法加油站,3.表示语气委婉，通常用在疑问句中，此时could没有过去的意思，回答时不能用could，但可用can。如：Couldyouletmehaveyourpassport?看看你的护照好吗？CouldIuseyourpen?我可以用一下你的钢笔吗？,总结本单元的语法知识，你掌握了吗,学以致用，各个击破语法点,一、用can,cant,could,couldnt填空。1._youspeakEnglish?No,I_.2._yourideabikelastyear?No,I_.3._youcleantheroom,please?Sure.,句型大闯关,Can,can,Could,couldnt,Could,学以致用，各个击破语法点,二、单项选择。1.Couldyoulookaftermydogformewhilewereaway?_.Yes,IcantB.No,ImnotC.WithpleasureD.Sorry,Ican2.Couldyoutellmeagoodplacetoeat?_.Theresonenearby.ThanksalotB.MeneitherC.Sorry,ImnewhereD.Ofcourse,句型大闯关,1.(2013济南中考)CouldIyouriPad,Alice?Ofcourse.Hereyouare.A.lendB.keepC.borrowD.return【解析】选C。考查动词辨析。lend借给,借出;keep借用(一段时间);borrow借,借用;return归还。问句句意“爱丽丝,我可以借用你的苹果平板电脑吗?”,故选C。,2.(2013黄石中考)Icantplaythepiano,and.A.neithercanmysisterB.mysistercant,tooC.socantmysisterD.canmysister,either【解析】选A。考查固定句式。句意:我不会弹钢琴,我妹妹也不会。表示“也不”,用neither,置于句首,表示前面的否定的内容也适合另一个人或物时,句子要用倒装语序。故选A。,3.(2013雅安中考)Itisimportant_people_learnteamspirit.A.of;ofB.of;toC.for;toD.to;to【解析】选C。考查固定句式。Its+adj.+of/forsb.todosth.意为“对某人来说做某事是的”,是固定句式,其中it是形式主语,真正的主语是后面的动词不定式;句中的形容词important用来描述事情的特点,用介词for,故选C。,4.(2013临沂中考)Therewasthickhaze(雾霾)inourcitythisspring.Whatdoyouthinkofit?Ithinkcarswedrive,pollutionourcitywillhave.A.thefewer;thefewerB.thefewer;thelessC.themore;thefewerD.themore;thele