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ID:43532039
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页数:21页
时间:2019-10-10
《初中英语时态一般现在时现在进行时一般过去时过去进行时》由会员上传分享,免费在线阅读,更多相关内容在工程资料-天天文库。
1、一般现在时1•一般现在时的基本用法:1)经常性或习惯性的动作,常与表示频率副词的时间状语连用。时犬语:everymorning(afternoon,Sunday),sometimes,onSunday,often,usually等.例女口:IwakeupatsixO'clockeverymorning.MyfriendsoftengototheparkonSundays.2)用于表示客观真理,客观存在,科学事实。例女U:Theearthmovesaroundthesun.TomorrowisTuesday.3)用于格言或警句中。例如:Wherethereisawill,thereis
2、away.4)用于表示现在吋刻的状态、能力、性格、个性。例如:Idontwantsomuch.Sheisagoodgirlandalwayshelpothers.Mywatchisverynew。2.一般现在时的构成:当主语是第一人称,第二人称或第三人称复数吋,谓语动词要用动词原形。当主语是笫三人称单数时,谓语动词要用笫三人称单数形式,即动词词尾要加s或es.仮0.Wehavefourclassesinthemorningeveryday.Theyworkinabigoffice・Shelikessingingverymuch.附注:动词的笫三人称单数变化形式分为规则变化和不规则变化
3、两种形式。1.规则变化:(1)直接在动词词尾加・S・ask■一askswork一-worksget■一getsstay■一stays(2)以字母s,x,ch,sh或o结尾的动词,在词尾直接加・es.fix―fixesdo—-doesgo一-goespass■一passeswatch—watcheswashwashes(3)以“辅音字母加“y”结尾的动词,要先变y为i再加・cs.try-一triesstudy一-studiescry™cries2.不规则变化:be——ishave-…has3.一般现在时的句子转换:变否定句、一般疑问句(1)一般疑问句:当句子中有be动词或情态动词时,则
4、把be动词或情态动词提到主语的前而变成疑问句;否定句:在be动词或情态动词后血加not变成否定句.例:Sheisastudent.Icanswim・fIssheastudent?—Canyouswim?fSheisnotastudent.〜Icannotswim.(2)—般疑问句:当句子屮即没有be动词,也没有情态动词时,则在主语前加助动词do,does变成问句;否定句:在主语后谓语动词前加助动词doit,doesn't变成否定句,助动词后的谓语动词要变成动词原形。例:Wegetupat7:00everymorning・fDoyougetupat7:00everymoming?fWe
5、don'tgetupat7:00everymorning.Shehasalittlebrother.fDoesshehavealittlebrother?Shedoesn'thavealittlebrother.百看不如一练-、写出下列动词的第三人称单数形式。sitswimreadmakerunwritetypegowatchcleancrywashjumpcomestudy二、用do、does填空1、yourideabikeafterschool?Yes,I・2^yoursisterlikefootball?No,shenot.3^Whatthestudentshave?Theyh
6、avesomepens・4、HowLindagotoschool?Shegoestoschoolonfoot.5、HenotspeakEnglish.HespeaksChinese・6、theywatchTVonSundays?Yes,they•7^MyfatherandmothernotreadnewspapersonSaturday・三、改句子1.Doyouoftenplayfootballafterschool?(肯定回答)2.1havemanybooks.(改为否定句)2.GaoShan'ssisterlikesplayingtabletennis(改为否定句)3.Sheli
7、vesinasmalltownnearNewYork.(改为一般疑问句)5.1watchTVeveryday.(改为一般疑问句)6.Davidhasgotagoal.(改为一般疑问句)7.Wehavefourlessons.(否定句)6.NancydoesrTtrunfast(肯定句)9・Mydogrunsfast.否定句:一般疑问句:10.Mikehastwolettersforhim.一般疑问句:否定句:11.1usuallyplayfootballo
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