三单形式

likedancing.likesdancing.TheyShe主语为第一人称,第二人称,第三人称复数时,动词用原型.主语为第三人称单数时,动词用第三人称单数形式.(三单）第三人称单数人称代词he,she,it单个人名、地名或称呼单数可数名词或this/that/the+单数可数名词不定代词someone,somebody,nobody,everything,something，指示代词this，that不可数名词数字或字母哪些主语是第三人称单数?•现归纳总结如下：•1.人称代词he,she,it是第三人称单数。•如：•HelikeswatchingTV.他喜欢看电视。•Shehaslunchattwelve.她十二点吃午餐。•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：•①HanMeilookslikehermother.韩梅看起来像她的母亲。•②BeijingisinChina.北京在中国。•③UncleWangoftenmakescakes.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：•①Ahorseisausefulanimal.马是有用的动物。•②Thisbookisyours.这本书是你的。•③Thatcarisred.那辆小汽车是红色的。•④ThecatisLucy'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：•①Everyoneishere.大家到齐了。•②Thereissomethingwrongwiththewatch.这块手表有毛病。•③Thisisapen.这是一支钢笔。•④Thatisaneraser.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：•①Themilkisintheglass.牛奶在玻璃杯里。•②Thebreadisverysmall.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：•①6isaluckynumber.6是个吉利数字。•②Iisaletter.I是个字母。•第三人称单数人称代词he,she,it单个人名、地名或称呼单数可数名词或this/that/the+单数可数名词不定代词someone,somebody,nobody,everything,something，指示代词this，that不可数名词数字或字母原型do三单形式does动词第三人称单数的变化规则1、直接在动词后+slike-likesplay-plays2、以s,x,sh,ch,接尾的动词：+eswash-washes3、以辅音+o接尾的动词：+esgo-goes4、以辅音+y接尾的动词：变y为i+esfly-fliesstudy→studies动词短语：+s:Plays,skips,sings,gives,starts,likes,buyssometoys,getsupcomesbackhomemakesnoodles,eatslunchdrinkscoffeebeginshisclass,practisesthepiano+es:watchesTVbrusheshisteethgoestobedgoestoschooldoesmyhomeworkdoessomereadingy→i+es:fly→fliesstudy→studies不规则变化：have-----has请用所给动词的正确形式填空Itbegins(begin)attwoo`clock.它在两点开始.I___(like)cake.We___(play)football.likeplayHe___(go)toschoolatseven.goes___hegotoschoolatseven?DoesYou___(do)thehomeworkatsix.do___youhavelunchattwelve?Do