英语动词第三人称单数变化规则

英语动词第三人称单数变化规则一般现在时的肯定句中，主语为第三人称单数的动词变化主要体现在词尾的变化上，其规律为：规则原形第三人称单数形式1、一般情况下，直接在动词词尾+sgettakeplaygetstakesplays2、以s,x,sh,ch,o结尾的动词，在词尾+esguessfixfinishteachgo和doguessesfixes'finishesteachesgoes和does3、以辅音字母+y结尾的动词，先把y变为i，再加esstudytryflycarryworrystudies（triesfliescarriesworries4、不规则动词（特殊情况）havebehasis1、变否定句：含有动词第三人称单数形式的句子变否定句时，要在动词前面加上doesn’t或doesnot，动词的第三人称单数形式要还原成原形：格式为doesn’t/doesnot+动词原形，如：Hegoestoschoolatsixinthemorning.(变否定句)→Hedoesn'tgotoschoolatsixinthemorning.2、变一般疑问句：把含有动词第三人称单数形式的变成一般疑问句时，要借用助动词does，如：Shegoeshomeatfiveeveryday.→Doesshegohomeatfiveeveryday---Yes,shedoes./No,shedoesn’t.3、对划线部分进行提问（变特殊疑问句）：一般格式为Whxxx+一般疑问句Shegoeshomeatfiveeveryday.(对划线部分提问)→When/WhattimedoesshegohomeeverydayShegoeshomeatfiveeveryday.(对划线部分提问)]→WhogoeshomeatfiveeverydayShegoeshomeatfiveeveryday.(对划线部分提问)→Whatdoesshedoatfiveeveryday哪些主语是第三人称单数1、人称代词he,she,it；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；是第三人称单数。如：HanMeilookslikehermother.韩梅看起来像她的母亲。,BeijingisinChina.北京在中国。UncleWangoftenmakescakes.王叔叔经常做蛋糕。3、单数可数名词或this/that/the+单数可数名词作主语时，是第三人称单数；Ahorseisausefulanimal.马是有用的动物。Thisbookisyours.这本书是你的。Thatcarisred.那辆小汽车是红色的。ThecatisLucy's.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，是第三人称单数。如：Everyoneishere.大家到齐了。@Thereissomethingwrongwiththewatch.这块手表有毛病。Thisisapen.这是一支钢笔。Thatisaneraser.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：Themilkisintheglass.牛奶在玻璃杯里。Thebreadisverysmall.那面包很小。Thewaterisverycold.那些水很凉。6、当数字或字母作主语时，看作第三人称单数。如：“7”isaluckynumberinwesterncountries,but“8”isaluckynumberinChina.“7”在西方国家是个吉利数字，但在中国“8”是个吉利数字。“I”isaletterandaword.“I”既是个字母，又是单词。：例题引路：1、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________teach________2、用括号内动词的适当形式填空。1.Heoften________(have)dinnerathome.2.We_____________(notwatch)TVonMonday.3.Nick___________(notgo)tothezooonSunday.4.________they__________(like)theWorldCup,5.What_________theyoften_________(do)onSaturdays6._________yourparents_________(read)newspaperseveryday7.Thegirl_________(teach)usEnglishonSundays.8.SheandI_________(take)awalktogethereveryevening.9.There________(be)somewaterinthebottle.10.Mike_______(like)cooking.11.They_______(have)thesamehobby.12.Myaunt_______(look)afterherbabycarefully.13.Youalways_______(do)yourhomeworkwell.14.I_______(be)ill.I’mstayinginbed.—15.She_______(go)toschoolfromMondaytoFriday.16.LiuTao_______(do)notlikePE.17.Thechildoften_______(watch)TVintheevening.18.SuHaiandSuYang_______(have)eightlessonsthisterm.19.Mike’ssister________(cook)nicefood.I_______(like)eatingitverymuch.20._______(do)yourbrother_______(watch)TVintheeveningNo,he_______(not).21.Tomusually_______(play)footballafterschool22.He_______(live)inasmalltownnearNanjing.23.Ilike_______(cook)and_______(grow)flowers.24.I______(go)toschoolbybus,andhe______(go)toschoolbybike.*25.Who________(sing)beautifullyinyourclassJim.3、把下列动词变为第三人称单数形式。1.clean--2.go--3.have--4.do--5.play--6.fly--7.come--8.brush--）9.watch--10.study--11.ask--12.answer--13.swim--14.catch--15.write--16.eat--17.make--18.paint--】19.learn--20.phone--21.run--22.hop--23.sing--24.pick--4、选出正确的答案：1.She(like/likes)toplayfootball.2.He(like/likes)drinkingmilk.3.I(like/likes)towatchTV.【4.We(like/likes)toplaybadminton.5.They(like/likes)tosingsongs.6.She(read/reads)bookseveryday.7.He(play/plays)computergameseveryday.8.It(listen/listens)totheradioeveryday.9.Linda(draw/draws)pictureseveryday.10.JaneandLinda(play/plays)footballeveryday.5、选择题：1.Itoschooleveryday.A.goB.goesC.going2.Heteetheverymorning.A.brushB.brushesC.brushing3.Thebirdssinging.A.likeB.likesC.liketo4.WhatdoesLilydoingA.likeB.likesC.to5.youlikeeatingapplesA.DoB.DoesC.Doing6.heswimeveryafternoonA.DoB.DoesC.Did$7.Tomlikesintheclassroom.A.singingB.singC.tosinging8.–DoesSallylikeswimming--No,she.A.doesB.doesn’tC.didn’t9.PeterandMarymilkeveryday.A.drinkB.drinkingC.drinks10.theyreadEnglisheverydayA.DoesB.WillC.Do6、把下列句子变为否定句：：1.Shedrawspictureseveryday.2.Welikeplayingfootball.3.Lindaswimseveryday.4.Theylikeplayinggames.5.Myfatherreadsnewspaperintheevening.6.Helikesdrawingpictures.__________________________________________________________________7、把下列句子变为疑问句，并做肯定和否定回答。1.Mybrothercanrideahorse.2.Shedoesherhomeworkathome3.MissGreenlikesdancingverymuch.4.Wecleantheclassroomafterschool.___________________________________________________________5.Mymotheriscookingthefish.6.Icleanedmybedroomthismorning._____________________________________________________________7.Theyhavereadsomebooksinthereadingroomlastweek.8.Thechildrenaresinginginthemusicroom.