1、英語動詞第三人稱單數(shù)變化規(guī)則一般現(xiàn)在時(shí)的肯定句中，主語為第三人稱單數(shù)的動詞變化主要體現(xiàn)在詞尾的變化上，其規(guī)律為：規(guī)則原形第三人稱單數(shù)形式1、一般情況下，直接在動詞詞尾+sgettakeplaygetstakesplays2、以s, x, sh, ch, o結(jié)尾的動詞，在詞尾+ esguessfixfinishteachgo和doguessesfixesfinishesteachesgoes和does3、以輔音字母+ y 結(jié)尾的動詞，先把y變?yōu)閕，再加esstudytryflycarryworrystudiestriesfliescarriesworries4、不規(guī)則動詞（特殊情況）havebe

2、hasis1、變否定句：含有動詞第三人稱單數(shù)形式的句子變否定句時(shí)，要在動詞前面加上doesnt 或does not，動詞的第三人稱單數(shù)形式要還原成原形：格式為doesnt/does not + 動詞原形，如：He goes to school at six in the morning. (變否定句)He doesnt go to school at six in the morning. 2、變一般疑問句：把含有動詞第三人稱單數(shù)形式的變成一般疑問句時(shí)，要借用助動詞does，如：She goes home at five every day. Does she go home at five

3、every day?- Yes, she does./No, she doesnt.哪些主語是第三人稱單數(shù)？1、 人稱代詞he, she, it；如：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。2、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。Uncle Wang often makes cakes. 王叔叔經(jīng)常做蛋糕。

4、3、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)；A horse is a useful animal. 馬是有用的動物。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 Lucys. 只貓是露茜的。4、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。The water is very cold. 那些水很涼。例題引路：1、寫出下列動詞的第三人稱單數(shù)。d

5、rink _ go _ stay _ make _ look _have_ pass_ carry _ come_ watch_plant_ fly _ study_ brush_ teach_2、用括號內(nèi)動詞的適當(dāng)形式填空。1. He often _(have) dinner at home.2. We _ (not watch) TV on Monday.3. Nick _ (not go) to the zoo on Sunday.4. _ they _ (like) the World Cup?5. What _they often _ (do) on Saturdays?6. _ y

6、our parents _ (read) newspapers every day?7. There _(be) some water in the bottle.8. My aunt _(look) after her baby carefully.9. The child often _(watch) TV in the evening.10. Mikes sister _ (cook) nice food. I _ (like) eating it very much.21. _ (do) your brother_ (watch) TV in the evening? No, he_

7、(not). 3、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) to sing songs.6. She (read / reads) books every day.7. He (play / plays) computer games every day.8. It (listen / listens) to the radio every day.9. Linda (draw / draws) pictures every day.10. Jane and Linda (play / plays) football every day.5、把下列句子變?yōu)榉穸ň洌?. We like playing football. 2. Linda swims every day. 3. They like playing games. 4. My father read