英语语法知识介词用法(Theuseofpreposition)介词(preposition)一介词的分类与语法功能1.介词是虚词,不能单独做句子成分,必须与名词、代词(或相当于名词的其他词类、短语、或从句)构成介词短语,在句子中充当一个成分。介词分为:简单介词:at、in、on、for、to合成介词:within、inside、onto、throughout.短语介词:accordingto、outof、becauseof、bymeansof、inspiteof、insteadof双重介词:frombehind/above/under,untilafter分词介词:considering,including,judgingfrom/by1.Itisgoingtorainthisafternoonaccordingtotheweatherforecast.2.Hequarrelledwithheryesterday.3.Hesucceededinpassingthefinalexamination.4.I’mstillthinkingofhowIcanfulfillthetaskaheadoftime.5.TheprofessorwillgiveusatalkonhowtostudyEnglishwell.总结1:介词后常接名词、代词、动名词、从句、不定式组成介词短语。总结2:介词短语在句子中可作表语、定语、状语和宾补。Thismachineisingoodcondition.Whereisthekeytomybike?Nothingintheworldcouldlivewithoutairorwater.Shealwaysthinksherselfaboveothers二.介词搭配1.动词+介词robsbofsth(clear/inform/cheat/remind/accuse/cure.etc)supplyuswithsth=supplysthto/forsb(provide/fill)makesthof/from/into介词+the+人体部位(strike/catch/hit/preventsbfromdoingpersuadesbinto/outofdoingsth(advise/warn/reason)buysthforsb(leave/get/win/gain/lose)tellsthtosb(show/teach/sing/write/read)givesthtosb(allow/promise/pass/hand)saytosb(suggest/explain/apologize/murmur/whisper)同一介词与不同动词(to/for/at…同一动词与不同介词的搭配(look/agree/hear/call/stand…2.形容词+介词afraid/angry/anxious/tired/strict/goodpopular/pleased/known/familiar1.I’mafraid_____beinglateforschoolbecausemyheadteacherisverystrict_____us.2.Einsteinwasknown______histheoryofrelativity_____afamousphysicsscientist______theworld.3.Heisangry_____whathise-palhassaidforheistired_____beinglaughedatbyothers.4.Theboyisfamiliar______thefictionbecauseitisverypopular______teenagerssofar.3.名词+介词1.Theabsence/lackofwateristhemostseriousproblem.2.Thegirlhasagoodway_____studyingEnglish.3.Thekey_____successliesindiligenceandwisdom.三重点介词的用法归纳与辨析1.表示世纪、年、月、季、周用in/during,inthe1990s,inMay,inspring,inthefirstweekofJune2.在某一天或某天上、下午、晚上、前夕用on3.在某一时刻、或某一点时间用at.4.till,until,to的用法。1)till/until与延续动词连用,用于肯定句,与短暂动词连用用在否定句(在句首、强调句不用till).2)to表终结常与from连用from…to…fromtimetotimefromhandtohandfromdoortodoorfromhousetohousefromone+名词+toanother表“依次”名词+by+同一名词onebyone…5.in,after,laterin+一段时间.常用一般将来时。after+一段时间.常用一般过去时。after+点时间.用各种时态。一段时间+later过去时6.地点介词:at,on,in,to,offacross,throughover,underbelow,aboveto(静态),towards(动态),along7.表示方式、手段、工具的介词by/through(表泛指的方式、手段)by(交通工具类)by/with/in(方式、手段)1.Theboylikeswriting_____apenandespeciallylikeswriting_____blueandblackink.2.Hegotfullmark_____hisowneffort,heoftencontactswithhisepals_____email.8.表“除…之外”的介词besides,but=except,exceptfor,exceptthat…注意:1)前面有不定代词、疑问代词时,多用butAllbutonearehere.NobodybutIlikesliterature.2)后接不定式短语为排除对象时,多用butHehasnothingtodobutwait.3)固定短语havenochoicebuttodosth(只得做某事)cannotbutdosth=cannothelpbutdosth(不得不)butfor/butthat…(要不是)9.between/among(三者以上)1)Maryissitting_____TomandwangLi.2)Shewasbusy_____cooking,washing,sewingandlookingafterthebaby.3)Shanghaiis_____thelargestcitiesintheworld.4)Ahorsecanbeseen_____treesnow.1.Hedidn’tcometothemeeting______hisillness.2.Thereason______hisbeingangryisthathelosthiscellphone.3.______aheavysnow,thehighwayhasbeenclosedup.4.Theaccidentis______thedriver’sdrinking.10表原因的介词:for,becauseof,dueto,owingto,onaccountof,asaresultof11.不定式复合结构中的for,of1)Itisclever______youtoanswersuchadifficultanswer.2)Itismean______hertogivemesolittlepocketmoney.3)Itisquiteimpossible_____himtoexplainwhy.4)Itishard______youtolearnaforeignlanguagewithoutperseverance.12.兼类词(兼作连词和副词)aftersincetill/untilbefore.