一般现在时、一般过去时、一般将来时、现在进行时

1、 初中语法一般现在时、一般过去时、一般将来时、现在进行时四种时态的区别名称定义时间动词形式时间词一般现在时表示经常性或习惯性的动作平时、经常1、动词原形2、第三人称单数动词后-s/esalways、sometimes、usually、often、everymorning、everyweek、twiceaweek等等现在进行时表示此时此刻或现阶段正在进行的动作正在进行am/is/are+动词ingnow、rightnow、atthemoment、look、listen等一般将来时表示将来发生的事即将、计划1、will/shall+动词原形2、am/is/are+goingto+动词原形inthe

2、futurenextweek/month、tomorrow、intwoweeks等等一般过去时表示过去某时候或某一段时间所发生的事情或存在的状态过去（与现在无关的）1、V-ed（规则动词）2、不规则动词变化ago、yesterday、lastweek/night、justnow、onceupona廿me等1、一般现在时第三人称单数的动词变化规则：1）大多数动词在词尾加“s”女如stop;makeread;play2）以辅音字母加“y”结尾的，要先将“y”变为“i”,然后在加“es”如：fly；carrystudy;worry3）以“s,x,ch,sh”结尾的，在词尾加“es”如：teach;w

3、atch4）以“o”结尾的动词，加“es”如：godo2、现在进行时动词ing形式的变化规则1.一般动词直接在词尾+ing例：read（读）talk（交谈）singf（唱歌）2以不发音e结尾的动词，先去e再加ing例:like喜欢write写skate（滑冰）3以重读闭音节结尾且末尾只有一个辅音字母的动词，双写末尾字母，再加ing例：stop（停止）get（得到）4少数几个以ie结尾的动词，变ie为f再加ing。例：lie（躺、撒谎）tie（系、捆绑）3、一般过去时动词的变化规则一般在动词后加-ed。女如:play-,offer-,weigh-,destroy-,sign-在以字母e结尾的动词

4、后，只加-do女如:like-,provide-,hate-date-在以“辅音字母+y”结尾的动词后，则改y为i,再加-ed。女口:supply-,study-.在以单短元音的重读闭音节结尾且，末尾只有一个辅音字母的动词后，双写最后一个辅音字母，再加-ed。女口:plan-,refer-regret-,ban-还有一些不规则变化的要单独记。女口：do-didknow-knewam/is-wascut-cutbecome-became练一练：一、写出下列动词的形式写出下列动词的第三人称单数形式knowlistenbrushwatchgodohave写出下列动词的ing形式go-,work-cl

5、ose-,come-become-get-sit-写出下列动词的过去式godohaveplayflyknowbuildbrushlistencut二、用所给动词的正确形式填空。Heoften(read)21stCenturyTeens.Ishe(enjoy)hisstayhere?We(build)alabnextyear.He(write)atthemoment.I(be)inBeijinglastyear.He(be)tallerthanI.Wherehe(tell)herthenews?Imgoingto(work)hard.Shecan(help)mewithmyEnglish.The

6、y(read)newspapersnow.综合练习：一、用括号里的词的适当形式填空Weoften(play)ontheplayground.He(get)upatsixoclock.you(brush)yourteetheverymorning？What(do)heusually(do)afterschool?Danny(study)English,Chinese,Math,ScienceandArtatschool.Mike(go)totheparkwithhissisteryesterday.Lastnight,she(watch)TVwithhisparents.Mike(read)En

7、glishtomorrow?Howmanylessonsyourclassmate(have)nextweek?Whattimehismother(do)thehouseworktomorrow?Dontmakeanoise.Grandpa(sleep).It(take)metwohourstofinishmyhomeworklastnight.Whatyourmother(do)everyevening?She(wash)clothes.Look!She(do)herhomework.There(be)afootballmatchonTVnextSunday.They(visit)theGr

8、eatWallnow.Theearth(move)roundthesun.I(be)bornin1992.you(go)schoolyesterday?No,I(not).Howlongyou(stay)inParislasttime?二、写出下列动词的第三人称单数形式：washmatchguessstudyfinishgosnowcarrystopseedriveletcarrykeepjoin_findthinkteachcatchstaybeginforgetliedierunprefergiveringdancehope三、写出下列动词的过去式tellbreakbuildcatchbe

9、gindraweatcomebuycutreadputthinkgogetgivekeepknow四、单项选择()1.youyourhomeworknow?A.Are,doB.Do,doC.Will,doD.Are,doing()2.Look,theyagoodtime.A.hasB.haveC.arehavingD.had()3.-Icantfindmypen.CanIuseyours?Sorry,Iitnow.A.amusingB.wasusingC.haveusedD.used()4.youtotheradio?No,youcanturnitoff.A.Did,listenB.Have,

10、listenedC.Do,listenD.Are,listening()5.Look!Somechildrengamesontheplayground.A.isplayingB.areplayingC.areplayedD.isgoingtoplay()6.yourmothersomecleaningonSundays?A.Does,doesB.Do,doesC.Does,doD.Do,do()7.Mr.BlackoftenfishingonSundays.A.goB.goesC.dontgoD.isntgo()8.Wegotoplayoutsideinwinter.A.doB.doesC.d

11、ontD.doesnt()9.yourfatherusuallygotoworkearlyeveryday?A.WasB.WereC.DoD.Does()10.youEnglisheverymorning?A.Are,readB.Do,readC.Does,readD.Are,reading()11.Lookatthoseclouds.Itsoon.A.isgoingtorainB.israiningC.willrainD.wontrain()12.Theradiosaysitthedayaftertomorrow.A.isgoingtosnowB.issnowingC.willsnowD.snows()13.TomandJimintheclassroomjustnow?