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一般现在时1.概念:经常、反复发生的动作或行为及现在的某种状况。2.时间状语:always,usually,often,sometimes,everyweek(day,year,month…),onceaweek,onSundays,3.基本结构:动词原形/第三人称单数形式(如主语为第三人称单数,动词上要改为第三人称单数形式)4.否定形式:am/is/are+not;谓语动词若为动词,则在其前加don't,如主语为第三人称单数,则用doesn't,同时还原行为动词。5.一般疑问句:把be动词放于句首;用助动词do提问,如主语为第三人称单数,则用does,同时,还原行为动词。三单动词的变化规则1.一般情况下,直接加-s如:play—plays,want—wants,work—works,know—knows,help—helps,get—gets2.以s.x.sh.ch.o结尾,加-es如:guess—guesses,fix—fixes,teach—teaches,brush—brushes,go—goes,do—does,watch—watches,catch—catches3.以“辅音字母+y”结尾,变y为i,再加-es如:study—studies,carry—carries,fly—flies,worry—worries一般现在时用法专练:一、写出下列动词的第三人称单数drink________go_______stay________make________look_________have_______pass_______carry____come________watch______plant_______fly________study_______brush________do_________teach_______catch_________wash_________like________have______say_________learn________eat________read_________sing_______二、用括号内动词的适当形式填空。(一)1.Heoften________(have)dinnerathome.2.DanielandTommy_______(be)inClassOne.3.We_______(notwatch)TVonMonday.4.Nick_______(notgo)tothezooonSunday.5.______they________(like)theWorldCup?6.What_______theyoften_______(do)onSaturdays?7._______yourparents_______(read)newspaperseveryday?8.Thegirl_______(teach)usEnglishonSundays.9.SheandI________(take)awalktogethereveryevening.10.There________(be)somewaterinthebottle.11.Mike_______(like)cooking.12.They_______(have)thesamehobby.13.Myaunt_______(look)afterherbabycarefully.14.Youalways_______(do)yourhomeworkwell.15.I_______(be)ill.I’mstayinginbed.16.She_______(go)toschoolfromMondaytoFriday.17.LiuTao_______(do)notlikePE.18.Thechildoften_______(watch)TVintheevening.19.SuHaiandSuYang_______(have)eightlessonsthisterm.20.-Whatday_______(be)ittoday?It’sSaturday.(二)1.Weoften___________(play)intheplaygound.2.Heusually_________(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?(四)1.IcantakeLiMingtherewhenhe_____(come)tovisit.2._____yoursister_____(know)English?3.Herhome_______________(远离)herschool.4.Thepot_____(notlook)likeyoursverymuch.5.Where_____you____(have)luncheveryday?6.Who_____(想要)togoswimming?7.______she_____(do)thehouseworkeveryday?8.JennyandDannyusually______(play)gamesintheafternoon(五)1.Where(be)JohnandJackfrom?2.Hisfavoritesubjects(be)P.E.andmusic.3.Hispenpal(live)inToronto.4.he(have)anysisters?5.Bencan(speak)EnglishandSpanish.6.Herbrother(notplay)sportseveryday,heonly(watch)themonTV.7.Mypatentswant(go)shoppingonSunday.8.Shelikes(play)computergames.9.Whenyourmother(cook)breakfasteverymorning?10.There(be)someicecreamandhamburgersonthetable.11.MrWhitealways(get)upearlyinthemorning.12.Jack,togetherwithhisfriends,(go)toparkeveryweek.13.Nick(have)lunchatschoolfromMondaytoFriday.14.There(be)sevendaysinaweek.15.Thestudentsinourschool(like)English.三、选择填空:()1.I________toschoolat7:00inthemorning.A.goB.goingC.goes()2.They_______bookseverydayinthelibrary.A.readsB.readC.reading()3.Themonkey________eatingbananasverymuch.A.likeB.likesC.liking()4.Myfather________toreadnewspaperaftersuppereveryday.A.likeB.likesC.liking()5.IlikewatchingTV,butmymother_________likeit.A.don’tB.doesn’tC.does()6.____________yourfatherdrinkmilkeveryday?A.doB.areC.does()7.Oneoftheboys_____ablackhat.A.haveB.thereisC.thereareD.has()8.Wewillgoshoppingifit____tomorrow.A.don'trainB.didn'trainC.doesn'trainD.isn'train()9.WangMei____musicandoften____tomusic.Alike;listenBlikes;listensClike;arelisteningDliking;listen()10.Jenny____Englisheveryevening.AhasstudyBstudiesCstudyDstudied四、按照要求改写句子1.DanielwatchesTVeveryevening.(改为否定句)___________________________________________________2.Idomyhomeworkeveryday.(改为一般疑问句,作否定回答)________________________________________________________3.Shelikesmilk.(改为一般疑问句,作肯定回答)_______________________________________________________4.Amylikesplayingcomputergames.(改为一般疑问句,作否定回答)________________________________________________________5.Wegotoschooleverymorning.(改为否定句)_______________________________________________________6.HespeaksEnglishverywell.(改为否定句)___________________________________________________7.Iliketakingphotosinthepark.(对划线部分提问)________________________________________________________8.JohncomesfromCanada.(对划线部分提问)___________________________________________________9.Sheisalwaysagoodstudent.(改为一般疑问句,作否定回答)________________________________________________________10.SimonandDaniellikegoingskating.(改为否定句)___________________________________________________五、改错(划出错误的地方,将正确的写在横线上)1.IsyourbrotherspeakEnglish?__________________2.Doeshelikesgoingfishing?__________________3.Helikesplaygamesafterclass.__________________4.Mr.WuteachsusEnglish.__________________5.Shedon’tdoherhomeworkonSundays._________________
本文标题:初中一般现在时与三单动词的变化规则
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