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1一般现在时的用法一、一般现在时：表示现阶段经常或习惯发生的动作或存在的状态,或说明主语的特征。（1）一般现在时的构成：主语（非三单）+动词（原形）主语（三单）+动词（三单）（2）一般现在时的用法：①表示经常性或习惯性的动作或存在的状态。与一般现在时连用的时间状语：※表示频度的副词always，often，usually，sometimes等。※onSundays，onMondayafternoon，everyday，inthemorning，everyyear等时间状语。※onceayear,twiceamonth,threetimesaweek之类的表示频率的词组。如：Hegetsupatfiveo’clockeveryday.Heoftenplaysfootball.②★表示客观真理、事实、人的技能或现在的状态时句子里一般不用时间状语。如：Theearthturnsroundthesun.(地球绕着太阳转)Lighttravelsfasterthansound.(光传播比声音快)③★表示十分确定会发生(如安排好的事情)或按照时间表进行的（将要发生的）事情,用一般现在可以表达将来,句子中可以有将来时间。如：ThetrainforHaikouleavesat8：00inthemorning.(开往汉口的列车上午8点开车)④★在时间状语从句中(以when,after,before,while,until,assoonas等引导)和条件状语从句中(以if,unless引导),用一般现在时代替一般将来时,句子可以有将来时间。如：PleaseringmeupassoonasyouarriveinGermany.(你一到德国就给我打电话)/Ifitrainstomorrow,wewillhavetostayathome.(如果明天下雨我们就只好呆在家)④★一般现在时用于倒装句中可以表示正在发生的动作,动词以come,go为主。如：Herecomesthebus.(车来了)/Theregoesthebell.(铃响了)。二，第三人称单数问题一般现在时中，当主语是第三人称单数时，即常在动词原形后加-s或-es。第三人称单数变化，现归纳总结如下：1.人称代词he,she,it是第三人称单数。如：HelikeswatchingTV.他喜欢看电视。Shehaslunchattwelve.她十二点吃午餐。Itlookslikeacat.它看起来像只猫。2.单个人名、地名或称呼作主语；用第三人称单数。如：①HanMeilookslikehermother.韩梅看起来像她的母亲。②BeijingisinChina.北京在中国。③UncleWangoftenmakescakes.王叔叔经常做蛋糕。3.单数可数名词或this/that/the/a+单数可数名词作主语时，是第三人称单数。如：2①Ahorseisausefulanimal.马是有用的动物。②Thisbookisyours.这本书是你的。③Thatcarisred.那辆小汽车是红色的。④ThecatisLucy's.这只猫是露茜的。4.不定代词someone,somebody,nobody,everything,something等及指示代词this,that作主语时，第三人称单数。①Everyoneishere.大家到齐了。②Thereissomethingwrongwiththewatch.这块手表有毛病。③Thisisapen.这是一支钢笔。④Thatisaneraser.那是一块橡皮擦。5.不可数名词作主语时为第三人称单数。如：①Themilkisintheglass.②Thebreadisverysmall.6.当数字或字母作主语时，看作第三人称单数。如：①6isaluckynumber.6②Iisaletter.三，动词原形变第三人称单数的规则1、大多数动词在词尾加“S”：stop－stops;make－makesplay－plays2、以辅音字母加“y”结尾的，要先将“y”变为“i”，然后在加“es”如：carry－carries，3、以“s,x,ch,sh”结尾的，在词尾加“es”如：teach－teaches;watch－watches4、以“o”结尾的动词，加“es”如：go－goes，do－does一般现在时练习题一，写出下列动词的第三人称单数形式：1.wash_________match_______guess______study______finish_________go________snow______carry_________2.stop______see________drive________let_______carry______keep_____join______find_______think________teach______catch______3.stay_______begin______forget_______lie________die_______run_______prefer______give________ring_______dance______hope_______二，用所给词的正确形式填空1.Weoften___________(play)ontheplaygound.2.He_________(get)upatsixo’clock.3.__________you_________(brush)yourteetheverymorning.4.What____(do)heusually_____(do)afterschool?5.Danny_______(study)English,Chinese,Maths,ScienceandArtatschool.6.Mikesometimes__________(go)totheparkwithhissister.7.Ateightatnight,she________(watch)TVwithhisparents.8.________Mike________(read)Englisheveryday?9.Howmanylessons______yourclassmate____(have)onMonday?10.Whattime____hismother_________(do)thehousework?11.Heoften______(have)dinnerathome.12.DanielandTommy___(be)inClassOne.13.We____(notwatch)TVonMonday.14.Nick_____(notgo)tothezooonSunday.15.They______(like)theWorldCup?16.What____theyoften____(do)onSaturdays17.Yourparents________(read)newspaperseveryday?18.Thegirl______(teach)usEnglishonSundays.19.SheandI_______(take)awalktogethereveryevening.20.There_______(be)somewaterinthebottle.21.Mike______(like)cooking.22.They_______(have)thesamehobby.23.Myaunt______(look)afterherbabycarefully.24.Youalways____(do)yourhomeworkwell.25.I_____(be)ill.I’mstayinginbed.326.She_____(go)toschoolfromMondaytoFriday.27.LiuTao_____(do)notlikePE.28.Thechildoften______(watch)TVintheevening.29.SuHaiandSuYang______(have)eightlessonsthisterm.30.－Whatday______(be)ittoday?－It’sSaturday.31.Don’tmakeanoise.Grandpa__________(sleep).32.Tom’sfamily__________(watch)TV.33.It________(take)metwohourstofinishmyhomeworklastnight.34.What______yourmother_______(do)everyevening?She_______(wash)clothes.35._______it______(rain)everyday?36.What_______(do)you_______onSundays?We________(play)football.37.There________(be)afootballmatchonTVeverymorning.38.Theyoften________(visit)theGreatWall.39.Who_______(dance)thebestinyourclass?40.He_____________(notcome).41.Theearth__________(move)roundthesun.42She________(buy)asweater.43.Mr.Wangoften______(go)toShanghai.三，改句子1.Doyouoftenplayfootballafterschool?(肯定回答)2.Ihavemanybooks.（改为否定句）3.GaoShan’ssisterlikesplayingtabletennis（改为否定句）4.ShelivesinasmalltownnearNewYork.（改为一般疑问句）5.IwatchTVeveryday.（改为一般疑问句）6.Davidhasagoal.（改为一般疑问句）7.Wehavefourlessons.（否定句）8.Nancydoesn’trunfast（肯定句）9.Mydogrunsfast.(一般疑问句)（把10—14小题变否定句，一般疑问句和划线提问）10.Mikehastwolettersforhim.11.IusuallyplayfootballonFridayafternoon12.SuYangusuallywashessomeclothesonSaturday.413.Mingmingusuallywaterstheflowerseveryday14，Tomdoeshishomeworkathome.四，单项选择：1.There_____anEnglishfilmatthecinemanow.A.willhaveB.isgoingtohaveC.isgoingtobeD.is2.Thepicture_______nice.A.looksB.islookedC.lookD.islooking3.She______downandsoonfallsasleep.A.liveB.lainC.laidD.sits4.They_____theofficeintimeverymorning.A.reachtoB.arrivedC.wentD.getto5.WeshallgotoShanghaionbusinessbeforeyou_____backnextweek.A.willcomeB.cameC.wouldcomeD.come6.Theplane______overthere.A.isB.areC.amD.was7.Iseeher____theroomthismorning.A.toenterB.enteredC.enterD.enters8.Theteacher________us