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英語動(dòng)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(dòng)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(dòng)詞詞尾+s get take play gets takes plays 2、以s, x, sh, ch, o結(jié)尾的動(dòng)詞，在詞尾+ es guess fix finish teach go和do guesses fixes finishes teaches goes和does 3、以輔音字母+ y 結(jié)尾的動(dòng)詞，先把y變?yōu)閕，再加es study try fly carry worry studies tries flies carries worries 4、不規(guī)則動(dòng)詞（特殊情況） have be has is 1、變否定句：含有動(dòng)詞第三人稱單數(shù)形式的句子變否定句時(shí)，要在動(dòng)詞前面加上doesn’t 或does not，動(dòng)詞的第三人稱單數(shù)形式要還原成原形：格式為doesn’t/does not + 動(dòng)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(dòng)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(dòng)詞does，如： She goes home at five every day. →Does she go home at five every day? --- Yes, she does./No, she doesn’t. 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。 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(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 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(dòng)詞的第三人稱單數(shù)。 drink ________ go _______ stay ________ make ________ look _________ have_______ pass_______ carry _______ come________ watch________ plant_______ fly ________ study_______ brush________ teach________ 2、用括號(hào)內(nèi)動(dòng)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. _________ your 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. Mike’s sister ________ (cook) nice food. I _______ (like) eating it very much. 21. _______ (do) your brother_______ (watch) TV in the evening? No, he_______ (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? 1. We like playing football. 2. Linda swims every day. 3. They like playing games. 4. My father reads newspaper in the evening. 7、把下列句子變?yōu)橐蓡柧?，并做肯定和否定回答? 1. My brother can ride a horse. 4. We clean the classroom after school. ___________________________________________________________