在一般現(xiàn)在時中,當(dāng)主語是第三人稱單數(shù)時,謂語動詞要用第三人稱單數(shù)形式,即常在動詞原形后加-s或-es.但有些同學(xué)們對于哪些主語是第三人稱單數(shù)還不十分清楚,現(xiàn)歸納總結(jié)如下：
一、人稱代詞he, she, it是第三人稱單數(shù).如：
He likes watching TV. 他喜歡看電視.
She has lunch at twelve. 她十二點吃午餐.
It looks like a cat. 它看起來像只貓.
二、單個人名、地名或稱呼作主語；是第三人稱單數(shù).如：
①Han Mei looks like her mother. 韓梅看起來像她的母親.
②Beijing is in China. 北京在中國.
③Uncle Wang often makes cakes. 王叔叔經(jīng)常做蛋糕.
三、單數(shù)可數(shù)名詞或"this / that / the+單數(shù)可數(shù)名詞"作主語時,是第三人稱單數(shù).如：
①A horse is a useful animal. 馬是有用的動物.
②This book is yours. 這本書是你的.
③That car is red. 那輛小汽車是紅色的.
④The cat is Lucy's. 這只貓是露茜的.
四、不定代詞someone, somebody, nobody, everything, something等及指示代詞this, that作主語時,是第三人稱單數(shù).如：
①Everyone is here. 大家到齊了.
②There is something wrong with the watch. 這塊手表有毛病.
③This is a pen. 這是一支鋼筆.
④That is an eraser. 那是一塊橡皮擦.
五、不可數(shù)名詞作主語時為第三人稱單數(shù).如：
①The milk is in the glass. 牛奶在玻璃杯里.
②The bread is very small. 那面包很小.
六、當(dāng)數(shù)字或字母作主語時,看作第三人稱單數(shù).如：
①"6" is a lucky number. "6"是個吉利數(shù)字.
②"I" is a letter. "I"是個字母.
鞏固練習(xí)題：
I.寫出下列動詞的相應(yīng)形式：
1. 第三人稱單數(shù)： wash_________ match _______guess______ study______ finish_________ go________ snow______ carry_________
2.寫出下列動詞的過去式：stop______ see________ drive ________let_______ carry______ keep_____ join______ find_______ think________ teach______ catch______
3. 寫出下列動詞的現(xiàn)在分詞形式： stay_______ begin______ forget_______
forget______ lie________ die _______ run_______ prefer______ give________
ring_______ dance______ hope_______
II. 用所給動詞的適當(dāng)形式填空：
1．I ________(write) to you as soon as I _______(get) to London.
2. He doean’t feel well and ____________(not eat) any food this morning.
3. He ______ not _______(see) me come in, for he ___________(read) something with great interest.
4. I _________(l;et) you have the book as soon as I _________(finish) it.
5. While we ________(wait) for our teacher, a little boy ________(run) up to us.
6. Don’t make a niose. Grandpa __________(sleep).
7.It’s seven now, Tom’s family__________(watch) TV.
8. It ________(take) me two hours to finish my homework last night.
9. What ______ your mother _______(do) at eight yesterday evening? She _______(wash) clothes.
10. _______ it ______ (rain) when school was over yesterday?
11. What _______(do) _______ tomorrow? We ________ (play) football.
12. There ________ (be) a football match on TV this evening.
13. They said they ________ (visit) the Great Wall the next summer holiday.
14. Who _______ (dance) the best in your class?
15. Will you come if he _____________ (not come)?
16. The teacher told us the earth __________ (move) round the sun.
17. They _______ (have) a party in the garden if it ________ (not rain) tomorrow.
18 She ________ (buy) a sweater yesterday.
19. I don’t know if Mr.Wang ______ (go) to Shanghai tomorrow. If he _____ (go), I ______ (ask) him _______ (take) some books to my daughter, because she _______ (study) there.
III單項選擇：
1.The students will go to the Summer Palace if it _____ tomorrow.
A.don’t rain B. doesn’t rain C. won’t rain
2. There _____ an English film next week.
A. will have B. is going to have C. is going to be D. was going to be
3. The picture _______ nice.
A. looks B. is looked C. look D. is looking
4. She ______ down and soon fell asleep.
A. live B. lain C. laid D. lay
5. They _____ the office at nine yesterday morning.
A. reached to B. arrived C. went D. get to
6. We shall go to Shanghai on business before you _____ back next week.
A. wil come B. came C. would come D. come
7. Don’t smoke until the plane ______ off.
A. takes B. took C. was taken D. is take
8. I saw her ____ the room this morning.
A. to enter() B. entered C. enter D. enters
9.the teacher asked us ______ to school on time.
A. to come B. coming C. come D. comes
10. John is always ______ others.
A. help B. helping C. helps D. to help
11. He told us ______ at eight.
A. working B. to work C. work D. worked
12. You’d better ______ at home and ______ your homework.
A. to stay, do B. stay, do C. to stay, to do D. stay, to do
13. He sat down ______ a rest.
A. having B. have C. to have D. had
14. Uncle Wang knows _______ a washing machine.
A. how to make B. to make C. how making D. what to make
15. Jim decided _______ Polly to Ling Feng when he was back to England.
A. to leave B. left C. leaving D. leave