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1、介词Prepositions介词的考点一.表示时间介词三.表示方位介词二.表示地点介词四.表示方法、手段五.常见介词的搭配prepositiontimeplacemovementusages介词+名./代.(宾格)/动词-ing2010Marchspringthemorningthefuture7:30nighttheageof19first/lastthemomentMondayMarch5March5th,2010MondaymorningholidayChildren’sDayinonat
2、Prepositionsoftime时间介词Conclusion:总结表示较长时间如:世纪、年代、年份、月份、季节、上午/下午/晚上以及一些习惯用法中要用介词in。inthe19thcentury;2010;March;spring;themorning;thefuture表示某一时间点如:钟点、节日、年龄、中午/夜晚/子夜、就餐时间或其它的习惯用法中要用at。at7.30;theageof19;noon/night/midnight;lunchtime;first/last;atChristm
3、asonMonday;March5th;March5th,2010;Children’sDay;acoldmorning;holiday表示某一天或者特定的时间如:星期、某月某日、某年某月某日、含Day的节日、有修饰上午/下午/晚上以及一些习惯用法中要用介词on。1.MaryisflyingtoFrancesoon.ShewillarriveinParis___themorningofJuly9.A.onB.inC.at2.Thetwinswereborn__aFridayevening.A.i
4、nB.onC.at3.WetravelledovernighttoParisandarrived__5o’clock__themorning.A.on,inB.at,inC.at,in4.Wefinishourlessons___11:30andthenhavearest__noon.A.in,inB.at,atC.in,at2.1.MrBrownhasgonetoCanada.Hewillbeback___twoweeks.A.forB.afterC.in2.Ourmanagercamebac
5、k___anhour.A.inB.afterC.at3.I’llbeback5:00pm.A.forB.afterC.in在……之后(内)用于将来时in+时间段在……之后用于过去时after+时间段after+时间点for和since的区别1.Hehasbeenateacher___10years.2.____2000,TomhasstudiedEnglish.3.JackandJohnhavebeenawayfromShanghai______fiveyearsago.forSincesinc
6、esince:(自从)后加时间点for:后加时间段3.for+时段since+时段+agosince+时间点since+一般过去时句子常用于现在完成时1.Hecamehere__1992,andhehaslivedhere___1992.A.in,forB.in,sinceC.since,since2.IhaveknownLiLei__overfiveyears.A.inB.sinceC.for3.Ithasbeenthreeyearssincehe__here.A.comeB.cameC.co
7、mes4.Theoldmanhasbeenaway___twoyearsago.A.inB.sinceC.for4.before在……之前(后接时间点或从句)常用于一般将来时和过去完成时by到……时为止,不迟于……(=notlaterthan)1.Hewon’tcomeback___five.A.beforeB.afterC.by2.Theworkmustbefinished__Friday.A.atB.byC.after3.Wehadthreemeetings___lastFriday.A.i
8、nB.beforeC.by表示持续一段时间用介词:表示“自……以来”,从过去某一时刻到现在,用介词,用于现在完成时。表示从一点时间到另一点时间的一个阶段用介词。表示“在……的期间”要用介词,表示在特定的时间里。表示某动作或者状态延续到某一时间终止,用介词。Conclusion:forfor+段时间sincefrom…to…duringtill/untiluntil可用于句首,而till通常不用于句首,不可延续的则用not…until二.表示地点和方位的介词1.on在……的上面,与表面接触over