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1、动词时态一.一般现在时态(do/does式):1.一般用法:1〕表示现在经常性或习惯性的动作,或状态,情况e.g.①Heoftengoestothecinema.②Mysisterwearsglasses.③Igototheschooleveryday.Motherisill.Helikeslivinginthecountry.Hesingswell.(能力)Myfathergetsupearly.(习惯)MissDothyteachesEnglish.(职业)Thismachinerunssmoothly.(特征)2〕表示客观真理、科学事实、格言以及不受时间限制的客观存
2、在的事实,e.g.①Summerfollowsspring.(客观规律)②Theearthrunsaroundthesun.(客观规律)③Fireburns.(客观事实)④Knowledgeispower.(客观真理)2.特别用法:1〕主句是将来时态或表示将来意义,时间状语从句,条件状语从句和让步状从须用一般现在时表将来,e.g.①I’llwritetoherwhenIhavetime.②Ifwehurryup,wecancatchthebus.③Tellmeincaseyougetintodifficulty.Whateveryousay,Iwon’tpay.Wheth
3、eryouhelphimornot,hewillfail.注:用于“the+比较级…,the+比较级…”中,前一个用一般现在时表将来,后一个用一般现在时表将来或一般将来时,e.g.Themoreyoueat,thefatteryou(will)become.2〕表示按规定、时间表、计划或安排要发生的动作,用一般现在时表将来,e.g.①Areyouondutynextweekend?②Thetrainleavesat12:00.3〕主句是将来完成时态,从句有bythetime所引导的从句用一般现在时表将来(主句是过去完成时态,从句有bythetime所引导的从句用一般过去时
4、),e.g.Bythetimehecomes,I’llhaveleft.(Bythetimehecame,Ihadleft.)考查一般现在时:—Whatwouldyoudoifit__tomorrow?—Wehavetocarryiton,sincewe’vegoteverythingready.(2005年全国卷)A.rainB.rainsC.willrainD.israining②Assoonashecomesback,I’lltellhimwhen______andseehim.(2005北京)A.youwillcomeB.willyoucomeC.youcomeD
5、.doyoucome③Thehousecouldfalldownsoonifnoone______somequickrepairwork.(2004全国)A.hasdoneB.isdoingC.doesD.haddoneAC⑧Lookatthetimetable.Hurryup!Flight4026______offat18:20.(2006四川)A.takesB.takeC.willbetakenD.hastakenA二.一般过去时态(did式):1.基本用法:1〕表示过去经常性或习惯性的动作,e.g.Weoftenplayedtogetherwhenwewerechi
6、ldren.注:表示过去习惯性的动作,可用would,usedto,e.g.Heusedtoworkbybus.2〕表示过去发生的动作或存在的状态:①Heboughtthecomputerfiveyearsago.②Itwasthenasmallfishingvillage.2.特别用法:1〕表客气或委婉的现在:①Iwonderedifyouwerefreethisevening.②Ithoughtyoumightlikesomeflowers.(注:过去进行时也可表示现在使语气更委婉、客气,eg.①Iwaswonderingifyoucouldgivemealift.②
7、Wewerehopingyouwouldstaywithus.能这样用的动词主要限于want,wonder,think,hope,intend等少数动词。)2〕一般过去时态用于某些特殊结构中表现在,这些结构主要是it’stime…,Iwish…,Iwouldrather…,ifonly…,asif…,asthough…等:①It’stimewestarted.②IwishIknewhisname.③I’dratheryoulivedwithus.注:wouldrather等还可用一般过去时表将来.e.g.Iwouldrathe