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:2s.如:3look---looks1一般情况下,直接加5see---sees4play---playsSTEP03STEP04STEP01STEP02以sh,ch,s,x或o结尾的词后加-es.如:guess–guessesteach--teachesdo---doesgo---goes以辅音字母加-y结尾的,先把y变成i,再加es.如:study---studiesfly---flies01020304哪些主语是第三人称单数人称代词he,she,it是第三人称单数.HelikeswatchingTV.他喜欢看电视.Shehasablackcoat.她有一件黑色外套.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:BeijingisinChina.北京在中国.HanMeilookslikehermother.韩梅看起来像她的母亲.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:Thisbookisyours.这本书是你的.Thatcarisred.那辆汽车是红色的.Acatcomesin.一只猫进来了.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.Herhairisshort.她是短发。Thewaterrunsslow.那水流得慢。不可数名词作主语时,为第三人称单数.如:1当数字或字母做主语时,看做第三人称单数.如:2“6”comesafter“5”.“6”在“5”后面.3“L”comesbefore“O”.“L”在“O”前面.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：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.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”.背：Ido,youdo,wedo,theydo,JackandTomdo.?Hedoes,shedoes,itdoes,Lilydoes.Does]______hewatchTVatnight??Yes,hedoes.Does]______yougotoschooleveryday??No,Idon’t.Does]______JackandPeterlikeapples?Does]______TinagoswimmingonSunday?Does]______theyplayfootball?Yes,they___[do/does].Does]______wehaveagoodteacher?Yes,we____[do/does].Does]_____theyjumprope?No,they___[donot/doesnot].Does]_____your