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1、时态专项复习一、一般现在时的用法1)经常性或习惯性的动作,常与表示频度的时间状语连用。时间状语:always,often,usually,sometimes,everyday,nowandthen,fromtimetotime…2)客观真理,客观存在,科学事实。Classbeginsat7:35everymorning.Hecyclestoworkeveryday.Theearthmovesaroundthesun.Lighttravelsfasterthansound.Waterboilsat100centigradedegrees.3)表示格言或警句中。P
2、ridegoesbeforeafall.骄者必败。Theteachertoldusthattheearthmovesaroundthesun.注意:此用法如果出现在宾语从句中,即使主句是过去时,从句谓语也要用一般现在时。Knowledgebeginswithpractice.1)下列动词:come,go,arrive,leave,start,begin,return的一般现在时表将来。这主要用来表示在时间上已确定或安排好的事情。比如说,上课,飞机起飞,火车离站等.2)倒装句,表示动作正在进行,如:Thetrainleavesatsixtomorrowmorni
3、ng.Whendoesthebusstart?Itstartsintenminutes.Herecomesthebus.=Thebusiscoming.Theregoesthebell.=Thebellisringing.知识扩展:一般现在时表将来3)在时间或条件句中。(主句将来时,从句现在时)Wewillgooutforapicniciftheweatherisfine.IwillwritetoyouassoonasIarrivethere.现在进行时1.现在进行时表示现在正在进行的动作.1)由be(isamare)+Ving构成.2)常与now,atthe
4、moment,atpresent,thesedays,Look,Listen,Don’ttalk,It’s….o’clock等时间的词连用,e.g.A:Whatareyoudoing?B:Iamworkingatmynewproject.Theyarereadingmagazinesinthelibraryatthemoment.Itisrainingcatsanddogsnow.2.表示“感觉,愿望和状态”的静态动词,其本身有延续意义,一般不用进行时:have,be,here,see,like,agree,believe,hear,belong,depend
5、,fear,feel,find,forget,hate,hope,imagine,know,look,love,mean,mind,notice,own,regret,smell,seem,sound,taste,remember,realize,suggest,understand,…不用进行时3.表示感情色彩(赞赏、厌恶等):Sheisalwayschanginghermind.1)她总是帮助别人。2)他总是犯相同的错误。3)她不断地抱怨一切。1)Sheisalwayshelpingothers.2)Heisalwaysmakingthesamemista
6、ke.3)Sheisalwayscomplainingabouteverything.1.You_____thingsabout.Look,whatamessinyouroom!A.alwaysthrowB.havealwaysthrownC.arealwaysthrowingD.havealwaysbeenthrown2.You______television.Whynotdosomethingmoreactive?A.alwayswatchB.arealwayswatchingC.havealwayswatchedD.havealwaysbeenwatch
7、ing用现在进行时表示将来下列动词come,go,arrive,leave,start,begin,return等现在进行时可以表示将来。例如:I'mleavingtomorrow.明天我要走了。Areyoustayingheretillnextweek?你会在这儿呆到下周吗?知识扩展:不用进行时的动词1)事实状态的动词。如:have,belong,possess,cost,owe,exist,include,contain,matter,weigh,measure,continueIhavetwobrothers.Thishousebelongstomysi
8、ster.2)系动词。如:seem,r