搜索
不规则变化：do----doeshave----has在一般现在时中，当主语是第三人称单数时，谓语动词要用第三人称单数形式，即常在动词原形后加-s或-es。但有些同学们对于哪些主语是第三人称单数还不十分清楚，现归纳总结如下：一、人称代词he,she,it是第三人称单数。如：1.HelikeswatchingTV.他喜欢看电视。2.Shehaslunchattwelve.她十二点吃午餐。3.Itlookslikeacat.它看起来像只猫。二、单个人名、地名或称呼作主语；是第三人称单数。如：1.HanMeilookslikehermother.韩梅看起来像她的母亲。2.BeijingisinChina.北京在中国。3.UncleWangoftenmakescakes.王叔叔经常做蛋糕。三、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。如：1.Ahorseisausefulanimal.马是有用的动物。2.Thisbookisyours.这本书是你的。3.Thatcarisred.那辆小汽车是红色的。4.ThecatisLucy's.这只猫是露茜的。四、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：1.Everyoneishere.大家到齐了。2.Thereissomethingwrongwiththewatch.这块手表有毛病。3.Thisisapen.这是一支钢笔。4.Thatisaneraser.那是一块橡皮擦。五、不可数名词作主语时为第三人称单数。如：1.Themilkisintheglass.牛奶在玻璃杯里。2.Thebreadisverysmall.那面包很小。六、当数字或字母作主语时，看作第三人称单数。如：1.6isaluckynumber.6是个吉利数字。2.Iisaletter.I是个字母。单三规则1、大多数动词在词尾加“S”如：①stop－stops[s];make－makes[s]②read－reads[z];play－plays[z]2、以辅音字母加“y”结尾的，要先将“y”变为“i”，然后在加“es”读[iz]如：fly－flies[z]；carry－carries[z]study－studies[z];worry－worries3、以“s,x,ch,sh”结尾的，在词尾加“es”，发音为[iz]如：teach－teaches[iz];watch－watches[iz]4、以“o”结尾的动词，加“es”，如：go－goes[z]do－does[z]注：下面几个动词变为单数时，原词的元音部分的发音发生了较大的变化，请注意记忆。如：1、do[du:]－does[dz]2、say[sei]－says[sez]以不发音字母“e”结尾的开音节词，如果尾音是[s]，[z]时，加“s”后字母“e”发音，与所加“s”一起读做[iz]。如：close－closes[iz]动词第三人称单数形式的练习一、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________teach_______wash_______match______guess______study______finish_________go________snow______carry_________二、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)onSaturdays?6._______yourparents_______(read)newspaperseveryday?7.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三、用所给动词的适当形式填空：1.He________TVeveryevening.(watch)2.Wealways________toschoolonfoot.(go)3.Tom,withhisclassmates,often______footballafterschool.(play)4.Yourshoes_______underthebed.(be)5.______hereand______byme.(come,stand)6.Hisuncleusually_________toworkbybus.(go)7.Ialways______upatsixinthemorning.(get)8.John______likehisfather.(look)四、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五、填空.1.She__________(do)herhomeworkeveryday.2.He__________(live)inHuanggang.3.He__________(need)apairpfshoes.4.Danny__________(see)theappletree?5.She__________(come)fromAmerica.6.Thegirl__________(look)outofthewindowandseesmanybiedsinthesky.7.Jennyrunshomeand__________(sit)onthechair.8.Lethim_____(play)basketball.9.Everyone_____(know)whathereallylike.10..Tosegirls____(be)mysister.11.Thatgirl_____(call)meevetySunday.12..How___(do)she_____(spell)theword?六、用括号里所给词的适当形式，写出下列句子的否定句。1.Thedesk_________________(have)fourlegs.2.She__________(do)herhomeworkeveryday.3.Danny____________(fall)andbreakshistail.4.He____________(live)inShijiazhuang.5.He___________(need)apairofshoes.6.Danny______________(see)theappletree.7.She______________(come)fromAmerica.8.Mymotherandfather_____________(walk)totheofficeeveryday.9.Dannyandhermothersometimes_____________(go)forawalkaftersupper.11.Thathat_____________(look)likeacat.七．用正确形式填空1.LingLingandI(have)tenstory-books.2.He(speak)verygoodEnglish.3.Thisskirt(look)likeMary’s.4.Ted(do)hishomeworkafterhissupper.5.Someofmyfriends(come)fromtheUSA,butSam(come)fromtheUK.6.Mybrother(study)veryhard.He(like)Mathsverymuch.7.We(want)tobehappyeveryday.8.Everyone(want)tolearnfromLeiFeng.9.TheGreens(live)inasmallvillage.10.Myfatherisverystrong.Hecan(carry)heavyboxeasily动词第三人称巩固练习题：I.写出下列动词的相应形式：1.第三人称单数：wash_________match_______guess______study______finish_________go________snow______carry_________II.用所给动词的适当形式填空：1．I________(write)toyouassoonasI_______(get)toLondon.2.Hedoesn’tfeelwelland____________(noteat)anyfoodthismorning.3.He______not_______(see)mecomein,forhe___________(read)somethi