三单形式

第三人称单数用于一般现在时。动词三单形式的变化规则：

情况方法示例

一般情况+slet-lets;get-gets

以s、x、ch、sh和o

结尾

+es

pass-pass;

fix-fixes;

watch-watches;teach-teaches

go-goes;do-does

以辅音字母+y结尾

变y为i

+es

study—--studies

以元音字母+y结尾直接+splay-----plays

特殊情况不规则

have—--has

be—--is

下面我们归纳一下哪些情况是第三人称单数：

一、he,she,it是第三人称单数。

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。

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、单数可数名词作主语时，是第三人称。

①Ahorisaufulanimal.马是有用的动物。

②Thebookisyours.这本书是你的。

四、不可数名词作主语时,为第三人称单数。

①Themilkisintheglass.牛奶在玻璃杯里。

②Thebreadisverysmall.那面包很小。

五、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。

①Everyoneishere.大家到齐了。

②Thereissomethingwrongwiththewatch.这块手表有毛病。

③Thisisapen.这是一支钢笔。

④Thatisanerar.那是一块橡皮擦。

六、当数字或字母作主语时，看作第三人称单数。

1.把下列动词变为第三人称单数形式。

clean—go--have--do--

play--fly—e—teach--

watch--study--ask--answer--

swim--catch-write--eat--

make--draw--learn--phone--

write--like--sing--pick--

2.选出正确的答案.

(like/likes)toplayfootball.

(like/likes)drinkingmilk.

3.I(like/likes)towatchTV.

(like/likes)toplaybadminton.

(like/likes)tosingsongs.

(read/reads)bookveryday.

(play/plays)computergameveryday.

(listen/listens)totheradioeveryday.

(draw/draws)pictureveryday.

dLinda(play/plays)footballeveryday.

练习一、将括号里动词的适当形式填入横线上。

n________(have)dinnerathome.

_______(notwatch)TVonMonday.

_______(notgo)tothezooonSunday.

4.______they________(like)theWorldCup?

_______theyoften_______(do)onSaturdays?

6._______yourparents_______(read)newspaperveryday?

l_______(teach)usEnglishonSundays.

I________(take)awalktogethereveryevening.

________(be)somewaterinthebottle.

_______(like)cooking.

_______(have)thesamehobby.

_______(look)afterherbabycarefully.

ays_______(do)yourhomeworkwell.

14.I_______(be)ill.I’mstayinginbed.

_______(go)toschoolfromMondaytoFriday.

_______(do)notlikePE.

ldoften_______(watch)TVintheevening.

ndSuYang_______(have)eightlessonsthisterm.

________TVeveryevening.(watch)

________likehisfather.(look)

I________inthecorridors.(walk)

lHe_________inthecorridors.(run)

lShe___________herfaceonceaday.(wash)

lThey____________theirteethonceaday.(brush)

lYou___________upyourclothesonceaday.(hang)

lWe____________ourhomeworkonceaday.(finish)

lHe____________rubbishintheclassroom.(throw)

lShe_____________rubbishonthefloor.(throw)

lI_____________rubbishinthebin.(throw)

lThey___________thetableonceaday.(t)

lPeternever_________inthecorridors.(run)

lMaryusually_________thetable.(t)

lPatandKen_________theplantsinthemorning.(water)

lTheboy__________hishaironceaday.(comb)

lMissCheng_________TVathome.(watch)

lMysister__________hisschoolbagonceaday.(pack)

lMymother_________dinnerforme.(cook)

lMyparents_________thehouatChineNewYear.

(clean)

lMyteachers_________ussomegifts.(give)

lMyfriends_________thetablewithme.(t)

练习二、选择正确的单词填到括号里。

esCandy__________(wants,want)tobe?

__________(should,shouldn’t)bequietinthe

library.

ldn’t___________(throw,throws)rubbishonthe

floor.

___________(help,helps)hismotherathome.

er_________(run,runs)inthecorridors.

ld__________(walks,walk)inthecorridors.

_________(don’t,doesn’t)getupearly.

en__________(do,does)yourfathergotobed?

练习三、将下列句子改成第三人称He的句型（看例句）

例句：Ibrushmyteethonceaday.

----改：Hebrusheshisteethonceaday.

yhairtwiceaday.

toschoolatsixinthemorning.

hyourfaceandputonyourclothes.

yougetup?

endoyouhangupyourclothes?

练习四

__________(watch)TVeveryday.

_________(go)toschoolonhisbike.

_________(wash)thedishesforuveryday.

e_________(notgo)fishingattheweekends.

her_______(notlike)playingfootball.

nbrother_________(enjoy)goingtotheconcert.

hestudentsoften__(do)hishomeworkafter10p.m.

Itiswrong.

ten________(chat)withMillie.

ally______(have)afastbreakfastinthemorning

sohe____(feel)hungryearly.

10.-_______he________(go)bedearly?

---Yes,he_______.

shine________(bring)uswarmth（温暖）.

ally_________(fly)kiteswithhisfatherinMay.

mesthelittleboy_________(cross)theroadhimlf.

_______(miss)aturnbecauheislate.

_______(study)harderthanbefore.

ntsoften_______(let)mechoowhattodo.

17.-________Amy_________(clo)thewindow?-No,she________.

tlegirloften________(cry).

19._______she_______(help)you________(do)somecleaningon

Sunday?

n___(do)some____(shop)or___(listen)tomusicwithhis

family.

练习六句型转换

choolbybus.(用He做主语)

ysbaballverywell.(变一般疑问句)

yssportveryday.(变否定句)

oesn’tlikeFrench.（变肯定句）

kewatches.(变否定句)

esn’twatchTVonschoolnights.（变肯定句）

timetodoit.(变否定句)

sacar.（对划线部分提问）

aveapencil?(把主语改成she)

alllikeshamburgers.(划线部分提问)

练习七、填空，根据括号内的单词写出其正确的形式。

n______(play)intheplayground.

______(get)upatsixo’clock.

er__________(have)anicebook.

sic________(sound)good.

5.________you________（have）atennisracket?

metimes_____(go)totheparkwithhissister.

________（play）sportveryday.

8._______Mike_______(read)Englisheveryday?

________（bring）yournewpicturebookshere?

10.________yourfriend________（like）sports?