英語第三人稱單數(shù)知識(shí)點(diǎn)總結(jié)

1、英語第三人稱單數(shù)知識(shí)點(diǎn)總結(jié)第三人稱單數(shù)：在表示經(jīng)常性的或習(xí)慣性的動(dòng)作時(shí)，動(dòng)詞要用一般現(xiàn)在時(shí)。當(dāng)主語是第三人稱單數(shù)時(shí)，行為動(dòng)詞就用動(dòng)詞第三人稱單數(shù)形式。動(dòng)詞第三人稱單數(shù)形式的構(gòu)成規(guī)則：1、一般在詞尾加“-s”；2、在s，z，x，sh，ch 結(jié)尾的詞在詞尾加“-es”；3、以“輔音字母y”結(jié)尾時(shí)，變 y為i，再加“-es”；4、以“輔音字母o”結(jié)尾的詞，多數(shù)在詞尾加“-es”；如：go-goes，do-does5、 be動(dòng)詞的單三式為is；6、 have動(dòng)詞的單三式為has。但有些同學(xué)們對(duì)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：

2、He likes watching TV. 他喜歡看電視。 She has lunch at twelve. 她十二點(diǎn)吃午餐。 It looks like a cat. 它看起來像只貓。二、單個(gè)人名、地名或稱呼作主語；是第三人稱單數(shù)。如：Han Mei looks like her mother. 韓梅看起來像她的母親。 Beijing is in China. 北京在中國(guó)。 Uncle 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(shí)，是第三人稱單數(shù)。如： A horse i

3、s a useful animal. 馬是有用的動(dòng)物。 This book is yours. 這本書是你的。 That car is red. 那輛小汽車是紅色的。The 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(shí)，是第三人稱單數(shù)。如： There is something wrong with the watch. 這塊手表有毛病。 Everyone is here. 大家到齊了。This is a pen. 這是一支鋼筆。 Th

4、at is an eraser. 那是一塊橡皮擦。 五、不可數(shù)名詞作主語時(shí)為第三人稱單數(shù)。如： The milk is in the glass. 牛奶在玻璃杯里。 The bread is very small. 那面包很小。 六、當(dāng)數(shù)字或字母作主語時(shí)，看作第三人稱單數(shù)。如： "6" is a lucky number. "6"是個(gè)吉利數(shù)字。 "I" is a letter. "I"是個(gè)字母。 鞏固練習(xí)題： I.寫出下列動(dòng)詞的相應(yīng)形式： 1. 第三人稱單數(shù)： wash_ match _guess_ study_

5、finish_ go_ snow_ carry_ 2.寫出下列動(dòng)詞的過去式：stop_ see_ drive _let_ carry_ keep_ join_ find_ think_ teach_ catch_ 3. 寫出下列動(dòng)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(dòng)詞的適當(dāng)形式填空： 1I _(write) to you as soon as I _(get) to London. 2. He doesnt feel well and _(

6、not eat) any food this morning. 3. He _ not _(see) me come in, for he _(read) something with great interest. 4. I _(let) 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. Dont make a noise. Grandpa _(sleep). 7.Its seven now, Toms famil

7、y_(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 even

8、ing. 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 sw

9、eater yesterday. 19. I dont 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(xiàng)選擇： 1.The students will go to the Summer Palace if it _ tomorrow. A.dont rain B. doesnt rain C. wont rain 2. There _ an English f

10、ilm 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

11、D. get to 6. We shall go to Shanghai on business before you _ back next week. A. will come B. came C. would come D. come 7. Dont smoke until the plane _ off. A. takes B. took C. was takenD. is take 8. I saw her _ the room this morning. A. to enter B. entered C. enter D. enters 9. The teacher asked u

12、s _ 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. Youd 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