英语动词第三人称单数.ppt

动词第三人称单数练习一.第三人称单数形式的词尾变化.在一般现在时中,当主语是第三人称单数形式时,行为动词用第三人称单数形式,即加-s或–es.具体方法如下:一般情况下,直接加1s.如:2look---looks3play---plays4see---sees5040301以sh,ch,s,x或o结尾的词后加-es.如:teach--teachesguess–guessesdo---doesgo---goes02以辅音字母加-y结尾的,先把y变成i,再加es.如:study---studiesfly---flies哪些主语是第三人称单数01020304人称代词he,she,it是第三人称单数.Shehasablackcoat.她有一件黑色外套.HelikeswatchingTV.他喜欢看电视.Itlookslikeacat.它看起来像只猫.单个人名.地名或称呼作主语时,是第三人称单数形式.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.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:01Thisbookisyours.这本书是你的.02Thatcarisred.那辆汽车是红色的.03Acatcomesin.一只猫进来了.04指示代词this,that作主语时,是第三人称单数.如:Thisisapen.这是一支钢笔.Thatisn’taneraser.那不是一块橡皮.不可数名词作主语时,为第三人称单数.如:01Herhairisshort.她是短发。02Thewaterrunsslow.那水流得慢。031当数字或字母做主语时,看做第三人称单数.如:3“L”comesbefore“O”.“L”在“O”前面.2“6”comesafter“5”.“6”在“5”后面.专项习题精练(着眼高分查漏补缺)用括号中所给动词的适当形式填空lovesJack_______(love)hismotherverymuch.MaryandLily______(come)fromthesamecountry.Thejuice(果汁)_____(be)inthefridge(冰箱).“2”______(sound)like“too”.comeissoundsThetiger____(be)adangerousanimal(危险动物).Shanghai_______(be)amoderncity(现代化城市).Hedoesn’t_____(know)JayChou.This_____(be)mynewpenpal(笔友).1is2is3know4is5关于do和does的使用方法：01第三人称单数用了does后面就不用动词的s形式了,而用动词原形.02变为疑问句,要在句首加dodoes;变为否定句,要在动词前面加donot,doesnot,可以简写为dont,doesn’t”.03背：Ido,youdo,wedo,theydo,JackandTomdo.?Hedoes,shedoes,itdoes,Lilydoes.04Does]______hewatchTVatnight??Yes,hedoes.Does]______yougotoschooleveryday??No,Idon’t.Does]______JackandPeterlikeapples?Does]______TinagoswimmingonSunday?Does]______theyplayfootball?Yes,they___[do/does].Does]____Ihaveabignose?Does]______wehaveagoodteacher?Yes,we____[do/does].Does]_____yourdogwalkinthe