第三人稱單數(shù)用法講解及練習(xí)題

1、動(dòng)詞第三人稱單數(shù)形式講解一、什么是第三人稱單數(shù)？人稱可分為三類：第一人稱、第二人稱和第三人稱第一人稱：I we第二人稱： you第三人稱： he、she it、they 和人名類（如：Peter、Jane my father 等）結(jié)合以上知識(shí)，第三人稱單數(shù)就是he、she、it和單個(gè)的某人，也包括單個(gè)的動(dòng)物、東西等。二、動(dòng)詞為什么要變成相應(yīng)的三單形式？在一般現(xiàn)在時(shí)中，跟在第三人稱單數(shù)后面的動(dòng)詞也要變成相應(yīng)的三單形式，例如：I watch TV every day.如果主語(yǔ)是三單，動(dòng)詞要變化：He watches TV every day.She watches TV every day.I J

2、ane watches TV every day.三、動(dòng)詞三單的變化規(guī)則1、 一般情況下直接加 s，女口 speak-speaks, like-likes, play-plays2、 以 s, x, sh, ch, o 結(jié)尾的力口 es,女口 wash-washes, go-goes, do-does, watch-watches3、以輔音字母+y結(jié)尾的，改y為i再加es,如study-studies，try-tries4、特殊變化，如 have-has四、does禾口 doesn't在句子中的用法否定句：主語(yǔ)+don'/doesn'+動(dòng)詞原形+ （其他）。如：I do

3、n 'watch TV.我不看電視。當(dāng)主語(yǔ)為第三人稱單數(shù)時(shí)，要用doesn't構(gòu)成否定句。如：He does n'watch TV.他不看電視。注意doesn't后面用動(dòng)詞原形 watch，而不是watches一般疑問句：Do / Does+主語(yǔ)+動(dòng)詞原形+ （其他）。如：Do you watch TV?Y es, I do. / No, I don't.當(dāng)主語(yǔ)為第三人稱單數(shù)時(shí)，要用does構(gòu)成一般疑問句。如:Does she watch TV? Yes, she does. / No, she doesrt.特殊疑問句：疑問詞+一般疑問句。如：How

4、do you go to school? By bike.How does Jane go to school? By bus.五、動(dòng)詞第三人稱單數(shù)形式的練習(xí)A、寫出下列動(dòng)詞的第三人稱單數(shù)。drinkgostaymakehavepasscarrycomepla ntflystudybrushlookteachwatchB、用括號(hào)內(nèi)動(dòng)詞的適當(dāng)形式填空。1. He ofte n(have) dinner at home.2. We(not watch) TV on Mon day.3. Nick(not go) to the zoo on Sun day.4. they(like) the Wor

5、ld Cup?5. your pare nts(read) n ewspapers every day?6. The girl(teach) us En glish on Sun days.7.She and I(take) a walk together every eve ning.8. Mike(like) cooki ng.9. They(have) the same hobby.10. My aunt(look) after her baby carefully.11. You always(do) your homework well.12.She(go) to school fr

6、om Mon day to Friday.13. Liu Tao(do) not like PE.14. The child ofte n(watch) TV in the eve ning.15.Su Hai and Su Yang(have) eight less ons this term.16. Mike ' s sister(cook) nice food. I(like) eating it verymuch.17. (do) your father(watch) TV in the eve ning?No, he(no t).18. Tom usually(play) f

7、ootball after school19. He(live) in a small tow n n ear Nanjing.20.1(go ) to school by bus, and he(go) to school by bike.C、選出正確的答案：1. She (like / likes) to play football. 2. He (like / likes) drinking milk.3. I (like / likes) to watch TV .4. We (like / likes) to play badminton.5. They (like / likes)

8、 to sing son gs.6. She (read / reads) books every day.7. He (play / plays) computer games every day.8. It (liste n / liste ns) to the radio every day.9. Linda (draw / draws) pictures every day.10. Jane and Linda (play / plays) football every day.D、把下列句子變?yōu)榉穸ň洌?. She draws pictures every day. 2. We like play ing football.3 Linda swims every day. 4 They like play ing games.5. My father reads newspaper in the evening. 6. He likes drawing pictures .E、把下列句子變?yōu)橐蓡柧洌⒆隹隙ɑ卮稹?. My father can ride a horse. 2. she does her homework at home3. Miss Gree n likes dancing very much. 4. we clea n the classroom