时态1：一般现在时态，现在进行时态，一般过去时态，一、一般现在时一）含义一般现在时表示经常、反复发生的动作或存在的状态．一般现在时常和always,often,usually,everyday,sometimes等表示时间的状语连用．二）行为动词的用法行为动词在一般现在时中的用法：一般人称的谓语动词用原形.，但单数第三人称做主语时谓语动词词尾发生变化：即.动词词尾加-s；或.-es，三）动词遇到单数第三人称时的表示方法在一般现在时中,当主语是单数第三人称时,行为动词的形式是在词尾加-s或–es具体方法如下：1.一般情况下，直接加-sEg：works，plays,rains,sees2.以sh,ch,s,x或o结尾的词后加–esEg：washes,teaches,fixes,does,goes3.以辅音字母加-y结尾的，先把‘y’改成‘i’,再加-esEg：studies,flies,carries四）一般现在时的用法：1、表示经常、反复发生的动作，现存的习惯或状态。常与often,always,usually,everyday,sometimes,never,onceaday,seldom等时间状语连用。例如：Iamateacher.WeareChinese.Shegoestoworkeveryday.Healwayshelpsothers.2、表示客观事实或普遍真理。例如：Therearesevendaysinaweek.Theearthgoesroundthesun.Thesunrisesintheeastandsetsinthewest.Thewaterboilsat100℃.Actionsspeakslouderthanwords.行动胜于言辞。（谚语）3、在连词when,before,if,assoonas,until等引导的表示将来的行为的状语从句中，常用一般现在时表示将来的动作。例如；Ifitisfinetomorrow,we’llhaveafootballmatch.I’llringyouupbeforeIleavetheoffice.WhenIfinishmyhomework,I’lltellyouastory.4、表示安排或计划好的未来的动作，只限于go,come,leave,start,stay,return,arrive,begin,be等动词。例如：Mytrainleavesat6:30thismorning.-Howlongdoyoustayhere?Westartat8tomorrowmorningforBeijing.5、表示主语的特征、性格、能力等。Tomstudiesveryhard.Sheisalwaysreadytohelpothers.ImajorinEnglish.6、一般现在时还可用在戏剧,电影的剧本解说，体育比赛的解说以及图片的说明等场合。Tomcarriestheballtotheleft.汤姆把球带到左方。Thepictureshowsushowtheybuiltthemotorwaylastyear.这张照片给我们展示了他们去年如何建设高速公路。一般现在时态课堂练习：一、写出下列动词第三人称单数的变化形式；behavecomegostayteachwritetakestudywatchflyplay二、选择()1._____youhaveabook?A.DoB.AreC.IsD.Have()2.They_________onafarm.A.workingB.isworkC.workD.isworked()3.DoesPeterliketowatchTV?__________.A.Yes,helikeB.No,hedoesn’tC.Yes,he’dlikeD.No,helikes()4.Shedoesn’t__________herhomeworkintheafternoon.A.doingB.todoC.doesD.do()5.How____________Mr.Brown___________toAmerica?A.do,goB.is,goC.does,goD.does,goes()6.Where’smycamera?I____________it.A.amnotfindingB.amnotseeingC.can’tfindD.can’tlookat()7.How___________hegotowork?He___________toworkbybike.A.does;goB.do;goesC.do;goD.does;goes()8.______youusuallylateforschool?No,_____________.A.Do;IamB.Does;notC.Are;I’mnotD.Are;Iaren’t()9._____she_____homeatsixeveryday?A.Is,leaveB.Does,leaveC.Is,leavesD.Does,left()10.Mr.Yang____________Englishthisterm.A.teachesourB.teachesusC.teachsusD.teachour三、用所给动词的适当形式填空。1.Weoften___________(play)intheplayground.2.He_________(get)upatsixo’clock.3.__________you_________(brush)yourteetheverymorning.4.What__________(do)heusually__________(do)afterschool?5.Danny__________(study)English,Chinese,Math,ScienceandArtanschool.6.Mikesometimes__________(go)totheparkwithhissister.7.she__________(watch)TVwithhisparentseverynight.8.________Mike________(read)Englisheveryday?9.Howmanylessons________yourclassmates______(have)onMonday?10.Weoften___________(play)footballintheplayground.11.Mike__________(like)cooking.12.They______(have)thesamehobby.13.Myaunt_______(look)afterherb...
