英语人教版八年级下册unit 4 section A(4a-4c) .ppt

Unit4,Grammarfocus,Revision,Reviewthesentences.,1.-Youlooktired.Whatsthematter?-IstudieduntilmidnightlastnightsoIdidntgetenoughsleep.2.-WhatshouldIdo?-Whydontyouforgetaboutit?Althoughsheswrong,itsnotabigdeal.,3.-Whatshouldhedo?-Heshouldtalktohisfriendsothathecansayhessorry.4.Maybeyoucouldgotohishouse.-IguessIcould,butIdontwanttosurprisehim.,Usingwhydontyou?,Whydontyou+动词原形+其他成分？=Whynot+动词原形+其他成分？表示提建议。Whydontyougoshopping?你为什么不去购物呢？Whydontyoujoinus?为什么不加入我们呢？,提建议的表达方法,在英语中，我们可以用多种表达方式提出我们的建议或征求对方的意见。大多语气比较委婉，显得客气而有礼貌。,A主语是第一人称I或we，可以用“ShallI?”或“Shallwe?”引起疑问句以表示建议并征求对方意见。如：今天下午我们游泳好吗？Shallwegoswimmingthisafternoon?我明天下午来见你可以吗？ShallIcomeandmeetyoutomorrowafternoon?,B可以用“Letsdo”来提出建议，let后面的宾语如果是代词，应用宾格，后面接不定式省略“to”。如：Letsgoforawalkaftersupper,shallwe?我们晚饭后去散散步吧，好吗？Letsmakeitalittleearlier,OK?我们就早一点吧，好吗？,C.可以用“Whatabout/Howabout?”来提出建议，about后可接名词或动词+v.ing形式。如：Whatabout/Howaboutadrink?喝一杯怎样？Whataboutwritingbacktohimaboutit?要不就这件事给他回一封信怎样？,D.可以用“Whynot?”来提出建议，表示“何不？”，not后面接动词原形。Whynot?实际是Whydontwe/you?的简略形式。如：Whynotmeetattheschoolgateateight?何不在八点的时候在校门口集合？Whydontwestayhereanotherday?我们为什么不在这儿再待一天呢？,E.可以用Wouldyoulike?来提出建议，意思是“你想要吗?”，wouldlike后可接名词或不定式。如：Wouldyoulikeacupofcoffee?你想来杯咖啡吗？Wouldyouliketoplaywithme?你愿意和我一起玩吗？,如果我们要说“去散散步，好吗？”，英语有几种表达方式?,Letsgoforawalk,shallwe?Whataboutgoingforawalk?Howaboutgoingforawalk?Whynotgoforawalk?Wouldyouliketogoforawalk?Whatdoyouthinkofgoingforawalk?,Usingalthough/though,although的意思是“尽管，虽然”，用来引导让步状语从句，在一般情况下可以和though互换，但though比较口语化，而although较为正式，另外although的语气比though重。当although/though引导的从句放在句首时，主从句之间要用逗号隔开。,AlthoughIgavehimsomeadvice,hedidnttakethem.虽然我给了他一些建议，但他没有采纳。,Althoughitsraining,theyarestillworkinginthefield.虽然在下雨，但他们仍在地里干活。Thoughhetriedhard,hewasnotsuccessful.虽然他尽力而为，但他没有成功。Although/Thoughhewastired,hekeptonworking.虽然他已经累了，但仍然继续工作。,注意：although和though都不能和but在一个句子里连用。,()1._sheisyoung,sheknowsquitealot.A.WhenB.HoweverC.AlthoughD.Unless()2.Hewentoutwithoutanovercoat_itwassocold.A.althoughB.soC.ifD.for,Practice,C,A,Usingsothat,sothat用来引导目的状语从句,意思为“以便,为了”，从句中常用can(could),will(would),may(might)等情态动词。so.that.用来引导结果状语从句。如:,Hegotupearlythismorningsothathecouldcatchtheearlybus.今天早上他早起，以便能赶上早班车。Hegotupsoearlythismorningthathecaughttheearlybus.今天早上他起得非常早，这样就赶上了早班车。,Mr.Greenspeaksveryloudly_allthepeoplecanhearhimclearly.A.whenB.sothatC.because,【解析】词义辨析。when当的时候；sothat为了，目的是；because因为；本句中，sothat引导的是目的状语从句。,B,Practice,翻译下面的句子。1.他跑得很快，我们跟不上他。_2.我们把灯打开，以便看看它是什么。_,Heransoquicklythatwecouldntcatchupwithhim.,Weturnedonthelightsothatwemightseewhatitwas.,until可用作时间连词,用来谈论事情发生的时间。until表示直到为止。用来引导时间状语从句,在句中可以放在主句之前或之后。,Usinguntil,Keepstraightonuntilyougettothechurch.一直朝前走就走到教堂了。ThehotweatherlasteduntilSeptember.炎热的天气持续到九月。IdidntwakeupuntilIheardthealarmclock.直到听到闹钟的铃声我才醒来。,A.在引导时间状语从句时，适合“主将从现”原则，即主句如用一般将来时，从句一般用一般现在时。同步推之，如果主句用过去将来时，从句一般用一般过去时。,注意,B.until除了可用作连词，还可用作介词，其后可接名词、代词或动名词。如:Wedidnotnoticethismatteruntilyesterday.直到昨天我们才注意到这件事。C.till与until为同义词，都可表示“直到为止”，但如果要表示“直到才”，一般用not.until结构，且till引导的时间状语从句通常只能放在主句之后。,Translatethefollowingsentences.,1.直到亲眼所见，她才相信它。2.直到他哭了，他才放弃和她吵。3.直到他写完一篇800字的文章，他才停下来休息。,Shewontbelieveituntilsheseesitwithherowneyes.,Hedidntgiveupquarrellingwithheruntilshecried.,Hedidntstoptohavearestuntilhefinishedwritingan800-wordarticle.,4.我们一直走到河边为止。5.他到十岁才会游泳。,Wewalkeduntilwegottotheriverside.,Hecouldntswimuntilhewasten.,1.(2011本溪)28.他昨天晚上熬夜到十一点半。He_11:30lastnight.2.昨天直到雨停了孩子们才离开学校。Thechildren_leaveschool_therainstoppedyesterday.3.等他回来，我再离开。I_leave_hecomesback.,stayedupuntil/didntgotobeduntil,didnt,until,wont,until,4.Itstoolate.Ihavetogonow.Oh,itsrainingoutside.Dontleave_itstops.(2013湖南长沙)A.sinceB.untilC.While5.Hey,man.Youcantcrossthestreetnow.Youhavetowait_thetrafficturngreen.Oh,sorryandthankyou.(2013浙江丽水)A.whenB.afterC.untilD.while,B,C,Fillintheblankswithalthough,sothatoruntil.,4a,1.A:Whatswrong?B:Mysisterborrowsmyclotheswithoutasking.WhatshouldIdo?A:Well,youcouldtellherthatthismakesyouangry_shellaskyounexttime.,sothat,2.A:Idonthaveanyfriendsatmynewschool.WhatshouldIdo?B:_youdonthaveanynow,youwillsoonmakesome.3.A:Imworriedaboutmyschoolgrades.Whatsyouradvice?B:Youshouldntwait_thelastminutetostudyforatest.,Although,until,4.A:Mikeismybestfriend,buthealwayscopiesmyhomework.WhatshouldIdo?B:_hesyourbestfriend,youshouldstilltellhimthatcopyingothershomeworkiswrong.,Although,Writeonepieceofadviceforeachproblem.Thencompareyouradvicewithyourpartnersanddecidewhethertheadviceisgoodorbad.,4b,1.Imveryshy.Advice:_2.MysisterandIfightallthetime.Advice:_,Whydontyoujoinaclubatschoolandmakemorefriends?,Youcouldtrytodomorefunthingswithhersothatyouwilllikeeachotherbetterandnotfightsooften.,3.Mysisterspendsalleveningonthephone.Advice:_,Maybeyoucouldencouragehertodootherthings,suchasgotoamoviewithyou.Ifyouneedtousethephone,maybeyoucouldtellhernicelyandsaythatyouneedtousethephoneforashortwhile.,4.Mycousinborrowsmythingswithoutreturningthem.Advice:_,Maybeyoushouldtellhimnicelyhowyoufeelaboutitandaskhimifyoucouldhaveyourthingsbackwhenhedoesntneedthemanymore.,5.Myparentswontletmehaveapet.Advice:_,Perhapstheydontthinkyouwilllookafterthepetyourself.Whydontyoutryconvincingthemthatyouwillberesponsibleandtakecareofthepetyourself?,4c,Chooseoneoftheproblemsandaskyourclassmatesforadvice.Decidewhichclassmatehasthebestadvice.,Youleftyourhomeworkathome.Yourbestfriendismorepopularthanyou.Youareafraidofspeakinginfrontofpeople.Yourbestfrienddoesnottrustyouanymore.Yourparentsalwaysargue.,链接中考,()1._scientistshavedonealotofresearchonA(HIN1)flu,therearestillsomecasesforfurtherstudy.(2009南京)A.AsB.OnceC.IfD.Although,【解析】此题考查了连词的用法。通过句意,我们了解到“科学家已做了关于甲流的大量研究”是后面主句“仍有一些病例需要进一步研究”的引出条件,表示条件退让一步。我们应选用引导让步状语从句的连词although，故选D。,D,()2._theyareverytired,theyfeelhappybecausetheyvefinallyfinishedtheirproject.(2011广州)A.SoB.AlthoughC.IfD.But,【解析】考查连词。分析句意可知，他们虽然很累，但很快乐，前半句是让步状语从句，用although。,B,()3.Youboughtthecarabouttenyearsago?Yes._itsold,itstillrunswell.(2011湖北黄冈)A.BecauseB.SinceC.AlthoughD.But,【解析】考查连词辨析。because“因为”；since“既然；自从”；although“尽管”；but“但是”。根据句意“尽管它很旧，但是它仍然跑得很好。”为转折意思，故选C。,C,()4.TheywilltrytheirbestintheDragonBoatRacing_theymayfail.(2011南京)A.ifB.althoughC.unlessD.until,【解析】考查句子的逻辑关系和连词的用法。分析句子的逻辑关系，前后两个句子的关系，后半句是让步状语从句。if引导条件状语，although引导让步状语从句，unless从属连词，until引导时间状语从句，含有否定意义。,B,()5._theyhavesomeoppositeviews,theyallthinkChinesemedicineishelpful.(2011山西)A.UntilB.AlthoughC.Since,【解析】连词的用法。until“直到为止”，引导时间状语从句；although“虽然，尽管”引导让步状语从句；since“自从以来”，引导时间状语从句。根据上下文可知选B。,B,6.Youdbettertakethemapwithyou_youwontgetlost.(2011安徽)A.aslongasB.assoonasC.nowthatD.sothat,【解析】考查连词词组。aslongas和一样长；assoonas一就；sothat以致于；以便于。本句中，sothat引导目的状语从句。结合句意：你最好随身带着地图，以便不迷路。,D,7.Theydeveloptheirskills_theycandothingsbetterandbetter.(2011山东德州)A.howeverB.becauseC.sinceD.sothat,【解析】考查状语从句。句意：他们拓展技能是为了他们能够把事情做的越来越好。后面的从句表示目的，只有D符合题意。,D,8._heisonly12,heoftengoestotheoldpeopleshometoperformplaysfortheoldpeopleasavolunteer.（2012湖北十堰）A.IfB.SinceC.ThoughD.Because9._thegirlisonlynine,shetakescareofherbrotherandcooksmealseveryday.（2012江西）A.IfB.BecauseC.AlthoughD.As,C,C,10