动词的三单形式变化规则

哪些主语是第三人称单数 现归纳总结如下 一、人称代词he, she, it是第三人称单数。如 He likes watching TV. 他喜欢看电视。 He has lunch at twelve. 她十二点吃午餐。 It looks like a cat. 它看起来像只猫。 二、单个人名、地名或称呼作主语；是第三人称单数。如 ①Han Mei looks like her mother. 韩梅看起来像她的母亲。 ②Beijing is in China. 北京在中国。 ③Uncle Wang often makes cakes. 王叔叔经常做蛋糕。 三、单数可数名词或this / that / the单数可数名词作主语时，是第三人称单数。如 ①A horse is a useful animal. 马是有用的动物。 ②This book is yours. 这本书是你的。 ③That car is red. 那辆小汽车是红色的。 ④The cat is Lucys. 这只猫是露茜的。 四、不可数名词作主语时为第三人称单数。如 ①The milk is in the glass. 牛奶在玻璃杯里。 ②The bread is very small. 那面包很小。 动词的三单形式变化规则 1．一般情况下，直接加-s 2．以s. x. sh. ch. o结尾，加-es 3．以“辅音字母y”结尾，变y为i, 再加-es 4. have要变has 一般现在时用法专练 一、 写出下列动词的第三人称单数 drink ________ go _______ stay ________ make ________ look _________ have_______ pass_______ carry ____ come________ watch______ plant_______ fly ________ study_______ brush________ do_________ teach_______ 二、用括号内动词的适当形式填空。 1. He often ________have dinner at home. 2. Daniel and Tommy _______be in Class One. 3. We _______not watch TV on Monday. 4. Nick _______not go to the zoo on Sunday. 5. ______ they ________like the World Cup 6. What _______they often _______do on Saturdays 7. _______ your parents _______read newspapers every day 8. The girl _______teach us English on Sundays. 9. She and I ________take a walk together every evening. 10. There ________be some water in the bottle. 11. Mike _______like cooking. 12. They _______have the same hobby. 13. My aunt _______look after her baby carefully. 14. You always _______do your homework well. 15. I _______be ill. I’m staying in bed. 16. She _______go to school from Monday to Friday. 17. Liu Tao _______do not like PE. 18. The child often _______watch TV in the evening. 19. Su Hai and Su Yang _______have eight lessons this term. 20. －What day _______be it today It’s Saturday. 三、按照要求改写句子 1. Daniel watches TV every evening.改为否定句 ___________________________________________________ 2. I do my homework every day.改为一般疑问句，作否定回答 ________________________________________________________ ____________________________ 3. She likes milk.改为一般疑问句，作肯定回答 _______________________________________________________ ____________________________ 4. Amy likes playing computer games.改为一般疑问句，作否定回答 ________________________________________________________ ____________________________________ 5. We go to school every morning.改为否定句 _______________________________________________________ 6. He speaks English very well.改为否定句 ___________________________________________________ 7. I like taking photos in the park.对划线部分提问 ________________________________________________________ 8. John comes from Canada.对划线部分提问 ___________________________________________________ 9. She is always