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1、第三人称单数专项练习什么是第三人称单数：（1）、人称代词he,she,it是第三人称单数。（2）、可以用它们中任一个来代替的词。如：yourbrother,hersister,that等词。动词+s的变化规则：1．一般情况下，直接加-s，如：cook-cooks,milk-milks2．以s.x.sh.ch.o结尾，加-es，如：guess-guesses,wash-washes,watch-watches,go-goes3．以“辅音字母+y”结尾，变y为i,再加-es，如：study-studies写出下列动词的第三人称单数dri
2、nk________go_______stay________make________look_________have_______pass_______ carry____come________ watch______plant_______fly________study_______brush________do_________ teach_______请看下面两组句子，注意区分他们的共同点和不同点。Igotoschooleveryday.Idon'tgotoschooleveryday.Hegoestoschool
3、everyday.Hedoesn'tgotoschooleveryday.Doyougotoschooleveryday?Yes,Ido.(No,Idon't)Doeshegotoschooleveryday?Yes,hedoes.(No,hedoesn't)注：1）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.2）变为疑问句,要在句首加"do"does;变为否定句,要在动词前面加"donot,doesnot",可以简写为"don't".doesn’t课堂练习把下列句子改成一般疑问句并做肯定、否定回答。1．Iusu
4、allygetupatsixo’clock.Doyouusuallygetupatsix?Yes,Ido./No,Idon’t.2.Weusuallywritee-mailsonSaturdayevening？Yes,No,3.Theyhavethesamehobby.？Yes,No,4.SuhaiandSuyanglikelisteningtomusicafterschool.？Yes,No,5.HelenusuallywatchesTVintheevening.？Yes,No,否定句:在动词前+doesn't或don't.1.S
5、he__________(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)ont
6、hechair.一般疑问句:1._____thedesk_____(have)fourlegs? Yes,itdoes.2._____she____(do)herhomeworkeveryday?Yes,shedoes.3._____he_____(live)inHuanggang? No,hedoesn't.4._____he_____(need)apairofshoes?NO,hedoesn't.5.DoesDanny_____(see)theaooletree?按照要求改写句子：1.DanielwatchesTVeveryev
7、ening.(改为否定句)___________________________________________________2.Idomyhomeworkeveryday.(改为一般疑问句，作否定回答)________________________________________________________3.Shelikesmilk.(改为一般疑问句，作肯定回答)___________________________4.Amylikesplayingcomputergames.(改为一般疑问句，作否定回答)_______
8、____________________________________________5.Wegotoschooleverymorning.(改为否定句)_______________________________________
