介词ppt课件

1,熟读深思,Bornin1Peking,YuanLongpinggraduatedfrom2SouthwestAgriculturalCollegeinChinain31953,andsince4hisgraduationhehasdevotedhimselfto5agriculturaleducationandresearch.HispioneeringresearchhashelpedridChinaof6hungerwithin7threedecades.In1973,in8cooperationwithothers,hewasabletocultivateatypeofhybridricespecieswhichhadgreatadvantagesover9othersandwhoseoutputwouldincreaseby1020percentthanthatofcommonones.,2,With11higheryieldsthanpreviousvarieties,ProfessorYuansnewcrop,regardedas12thefifthinventionafter13ChinasFourMajorInventions,hasquicklyimprovedChinasfoodsupply.Without14anyhesitation,hesharedhisknowledgeandtechnologywithforeignscientists,sofarmersinmorethantenothercountriesbesides15Chinahavethusbenefitedfrom16hiswork,gainingaccessto17histechnology.,3,In18return,hewasawardedmanyinternationalawardsforhisgreatachievements.Inhissparetime,Dr.Yuanlovesplayingtheviolinandlisteningtomusic.Everynight,hereadsfor19halfanhourabout20varioustopicsbeforehegoestosleep.Buthecaresfornothingmorethanhisresearchandhegoestothefieldstwiceadayby21motorbike,whichhasleftastrongimpressionon22us.,4,汉语译文：袁隆平出生于北京，1953年毕业于中国西南农学院。自从毕业后，他一直致力于农业教育和研究工作。他开创性的研究已经帮助中国在三十年内摆脱了饥饿问题。1973年，通过与人合作，他培育出了一种优于其他品种的杂交水稻，其产量比普通品种要高20%。由于产量比以前的品种高，迅速提高了中国的粮食供应水平，它被认为是继中国四大发明之后的第五大发明。,5,他毫不犹豫地和外国科学家分享他的知识和技术，因而，除中国以外，还有另外十多个国家的农民能利用他的技术，从中受益。他也因此而获得多个国际大奖。在闲暇时间，他喜欢拉小提琴、听音乐。每晚睡觉前,他都会用半个小时阅读各种书籍。他最为关心的是他的研究工作,每天两次开摩托车到田里,这给我们留下了深刻的印象。,6,1.in地点介词，在某个城市、国家等范围较大的地点前用in；小地点，如station，airport，corner等前面常用at。2.从某所学校毕业用graduatedfrom。3.in用于年、月前用in。4.since“自以后，从以来”，表示某情况自过去某时间点或某个事件以来一直持续到现在，谓语动词通常使用完成时。5.介词to与动词devote构成词组devoteoneselfto表示“某人致力于某事”。,熟读深思,7,6.词组ridsb.of表示“使某人摆脱”。7.介词within后面接一段时间，表示“不超过，在的范围内”。8.固定搭配incooperationwith,表示“与合作”。9.固定搭配haveadvantagesover，表示“比有优势”。10.by后接数量词，表示增加或减少的幅度。11.with表示“有”。12.as表示“作为”。13.after表示“在之后”。14.词组withoutanyhesitation表示“毫不犹豫地”。,8,15.besides表示“除了外，还”。16.词组benefitfrom表示“从中受益”。17.access后常接介词to构成词组accessto表示“可获得/利用某物或到达某地”。18.词组inreturn,表示“反过来，作为报答”。19.for表示某事持续了一段时间。20.about关于；在方面。21.by乘(交通工具)。22.leaveastrongimpressiononsb.给某人留下深刻的印象。,9,介词与高考,介词后一定要接宾语，作宾语的通常是名词、代词或动名词或what从句。1.做语法填空时，若空格后是名词、代词、动名词或what从句，且他们在句中不是作主语、表语或动词的宾语时，这个空格就很可能是填介词。然后根据句子意思和空格前后词语的搭配习惯来确定填哪一个介词。2.在短文改错中，主要考查介词的多用、误用、漏用，以及介词后接动名词而不是动词原形。,10,一、单句填空请填入一个适当的词。,灵活运用,1.So,Ijustlookedather_aquestioningexpressiononmyface.表示脸上“带着”疑问的表情。2.Duringthewinter,theyremindthemselves,“Thiswontlastlong；wellsoonbeoutofhere.”And_thefirstwarmday,theantsareout.表示“在”具体的某一天。,with,on,11,3.Thenewboylookedattheteacher_afewsecondsandalltheotherstudentswonderedwhattheboywoulddo.表示某个动词或状态延续了多久，用“for+时间段”。4.IdidntwanttobelaughedatfortalkingtohimbutIdidntlikeleavinghim_hisowneither.因ononesown(=alone)是固定搭配。,for,on,12,5.Histeachertookadeepdrinkandthankedhisstudentverymuchforthesweetwater.Theyoungmanwenthome_ahappyheart.,名词ahappyheart在句中不作主语,也不作动词的宾语,就应是作介词的宾语,空格处应填介词;由句意可知,是指这个年轻人“带着”愉快的心情回家,表示“带着”用with。,with,13,6.Janestoppedwhereasmallcrowdofmenhadgathered.Shefoundsomegoodqualitypipes_sale.,固定搭配onsale,表示“出售”。,on,14,7.WhenJanegothome,withhersmallbutwell-chosenpresentinherbag,herparentswerealready_tablehavingsupper.,名词(table)在句中不作主语,也不作动词的宾语,很可能就是作介词的宾语;由havingsupper可知,填at;因为attable表示“在餐桌边,在进餐”,也是习惯搭配。,at,15,8.Hewasverytired_doingthisforawholeday.,因“他感到很累”应是“在他做了一整天事之后”,表示“在之后”,用介词after;另外betiredfromdoing表示“因做某事而累”，所以也可填from。,after/from,16,9.Irealizedthatthevillagerswhohadgatheredaroundmewerearguingastowhoshouldhavethehonourofreceivingme_aguestintheirhouse.,意思是“把我当作客人”来接待,表示“当作,作为”,用介词as。,as,17,10.Whenthetimecameformetosaygoodbyetomyfriendsinthevillage,Iwantedtorewardtheoldwoman_thetroubleIhadcausedher.,表示“因而酬谢/报答某人”是rewardsb.forsth.。,for,18,11.IoncetookawalkalongthestreetonaSaturdaydusk,_aPepsicaninmyhand.构成with复合结构，表伴随。,with,19,12.Weshouldtakesomemeasurestofight_pollution.短语：fightagainst同作斗争。13.Duringonevisit_thePacificislandsofTonga，aspecially-prepareddinnerwasarrangedinherhonor.名词visit有“参观某地”之意，后接介词to，再接地点。,against,to,20,14.Wedbetterdiscusseverything_detailbeforeweworkouttheplan.搭配：indetail详细地。句意为：我们在执行计划之前最好详细地把所有事情讨论一番。,in,15.Tryonthisredskirt;youwilllookgreat_it.表示“穿着”。,in,21,二、语篇填空,Mr.Brownwasgoingaway1_aweek.Beforeheleft,hesaidtohisson,“Ifanyoneasks2_me,youcantellhimthatyourfatherhasbeenout3_doingsomething,andwillbeback4_aweek,thenbesuretoaskhimtositdown5_acupoftea.”“OK,Dad,”saidhisson.Buthewasafraidhissoncouldntrememberthis,hewrotethesewordsdown6_apieceofpaperandgaveit7_him.,for,for,for,in,for,on,to,22,Hissonputit8_hissmallpocket,tookitoutandlooked9_iteverynowandthen.Fourdayspassed,butnoonecametoseehisfather.Theboythoughtthattherewasnomantocomeandthatthepieceofpaperwas10_nomoreuseforhim,soheburntitthatevening.Thenextafternoon,someoneknocked11_thedoor.,into,at,of,at,23,Theboyopenedit.Amanwasstanding12_thedoorandsaid,“Whereisyourfather?”Theboyputhishandintohispocket13_onceandlooked14_thepieceofpaper.Hecouldnotfindit.Hesuddenlyrememberedhehadburntit,soheshouted,“Nomore.”Themanasked15_surprise,“Nomore?Imetyourfatherlastweek.Whendidithappen?”,at,at,for,in,24,本文是个笑话，笑料在于nomore有“没有了”“死了”等不同含意。1.for表示持续多久，用“for+时间段”。2.for词组askforsb.意为“找某人”。3.for表示目的，此处fordoing相当于todo。4.in表示过多久后将会做某事，用“in+时间段”。5.for表示目的用for，此处相当于tohave。6.on表示“在纸上”写下来。7.to因“把某物给某人”是givesth.tosb.。,25,8.into将纸条“放入”口袋里。9.at因lookat表示“看”。10.of因ofuse=useful。11.at因knockatthedoor表示“敲门”。12.at因atthedoor表示“在门口”。13.at因atonce表示“立即，马上”。14.for因lookfor表示“寻找”。15.in因表示“惊奇地”用insurprise。,26,三、单句改错,1.Iworkedlikeapostmanforashorttime,butIamafraidofdogsandIhadalotoftrouble.likeas因为workasapostman表示“当邮递员”。2.NosoonerhadIgotoffmybicyclethanalargedograntowardsthegate,barkingloudlytome.toat指狗“朝”我大声叫，用at。,27,3.Theterrible-lookingdogpickedthecardimmediatelyandcarrieditinthehouse.Thedogwasagoodpostman.,ininto把明信片叼“进”房子里。into表示“进入”，in表示“在里”。,28,4.Inaverycoldandwindymorning,MissJoneswalkedtotheschool,andthecoldwindwentintohereyes,andbigtearsbeganrollingoutofthem.,InOn通常说inthemorning/afternoon/evening，但是当它们与形容词连用表示“在一个样的上午/下午/晚上”时，或表示具体某天的上午/下午/晚上时，要用on。又如：onthemorningofthe10thofSeptember在9月10日上午。,29,5.Inmysurprise,twofireengineswereoutsidemyhouse.InTo固定搭配：tosb.ssurprise让某人吃惊的是。6.Itoldaboutthefirementhatitwasmycarelesscookingthatcausedtheheavysmoke.去掉about由tellsb.sth.(告诉某人某事）可知。,30,7.Padd