个介词的基本用法课件.ppt

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1、一、44个常见介词的基本用法介词短语=介词+名词基本介词+单名词合成介词+多名词双介词+名词性从句1、about基本含义：a-b-out“A在B外面”1、在…周围：Thekidsaresittingabouttheirteacher.Ilikethenecklaceaboutherthroat.2、环绕：Thebirdalwaysfliesabouttheforest.Iplantotravelabouttheworld.3、关于：abookaboutEnglishstudyTheyaretalkingaboutthenewfilm.4、[adv]大约固定

2、搭配：1、Howabout...?2、something+adj+aboutX一些关于X的adj的事2、above基本含义：a-b-over“A在B上方”引申含义：1、在…上方:Thesunroseabovethehorizon.2、数目大于…/重量超过…/价格（能力、地位）高于…Thereisnothinginthestoreabove50cents.“Hewhocomesaftermeisaboveme,becausehewasbeforeme”固定搭配：1、aboveall:首先（强调重要性）Aboveall,hewasanoutstandingm

3、athematician.2、aboveallthings:最最…Whatyouneed,aboveallthings,isconfidence.3、beaboveoneself:兴高采烈=highspiritWhenheheardthegoodnews,hewasabovehimself.3、across基本含义：a-grass“A走过一片草坪引申含义：1、穿过：Shewalkedacrosstheroad.2、在...对面:Thebarisjustacrossthestreet.3、交叉：Hesatwithhisarmsacrosshischest.T

4、hetwolinespassacrosseachotheratrightangles.固定搭配：1、AcomeacrossB.A偶遇B。IcameacrossYuMinhongtheotherday.2、AgersthacrosstoB.A使某物被B了解。Iwanttogetmytheoryacrosstoallstudents.4、after基本含义：“A在B之后”（强调顺序）1、在…之后（时间顺序、空间顺序）Afterdinner,theywentoutforawalk.Ishouldafterhim,buthestillwenton.2、照着…的样子

5、Readthesentenceafterme,please.Thebuildingisnamedafterthefamoushero.固定搭配：1、beafter寻找/goafter追逐/runafter追求Youshouldrunafteryourowndream.2、afterall不管怎样（即：在任何事情之后都一样）Afterall,heisyourfather.3、lookafter照顾5、against基本含义：a-g-e“相对”1、碰着、靠着：Shewasleaningagainstatree.2、反对：Weshouldfightagains

6、tcrimes.3、预防：Savemoneyagainstarainyday.未雨绸缪固定搭配：1、goagainst违反（故意违反某人的意志）Hechosetogoagainsthisfamily.2、beagainst（1）违反（违反法律、制度）Itisagainstthelawtohunttigers.(2)反对Lincolnwasstronglyagainstslavery.（3）不利于Whathesaidisagainsthim.6、around基本含义：a-round”A在一个圆里面”（在一定范围内）1、在…周围:Therearemanyba

7、rsaroundthetowm.2、在附近、到处：Ishowedhimaroundourcampus.3、【adv】大约：Therearearound1000peoplewatchingthegame.7、at基本含义:“朝向一点”1、小地点,或小时间点Usually,heisathisofficeinthemorning.Iarrivedathomeat7:00.Knockat;lookat;aimat;shootat;arriveat…2、表示引发某种情绪或动作的原因Heshowednosignofpleasureatseeingher.Besurp

8、rised/excitedat…8、before基本含义：“在…