be动词的用法be动词用法歌：我用am,你用are，is连接他，她，它。单数名词用is，复数名词全用are。变疑问，往前提，句末问号莫丢弃。变否定，更容易，be后not莫忘记。疑问否定任你变，句首大写莫迟疑。一用am, is, are 填空1.I_astudent. 2. You_adoctor.3. It_acar. 4. They_cars. 5. I _from Australia.6. She _ a student.7.That_myredskirt. 8.Thejeans_onthedesk. 9.Here_ascarfforyou. 10. Ten and two _ twelve.11. I _ at school. 12.He _ at school. 13. We _ students. 14. They _ from China. 15. These_buses.16. Those_oranges. 17.Thegirl_Jackssister. 18.Thedog_tallandfat.19. _shefromJinan? 20. _youAmerican?21. _yourmotherinChina?22. _yourfriendsinNewYork?23._yourbrotherintheclassroom? 24.Who_I? 25. What_hername? 26. Where_hermother?27. Howold_yourteacher?28. Whatclass_youin?29.How_yourfather? 30.Whosedress_this? 31.Whosesocks_they? 32. Where _ your friends? 33. Which dog _ yours? 34. How old _ you last year? 35.Where_yourmother?She_athome. 二. 用适当形式填空。1.Themanwithbigeyes_ _(be not) ateacher. 2.Theblackgloves_ _(be not) forSuYang. 3.Thispairofgloves_ _(be not)forYangLing. 4. Jane and Tom _ _(be not) my friends.5. My parents _ _(be not) very busy every day. 6.MikeandLiuTao_ _(be not) atschool. 7.Here_ _(be not)somesweatersforyou. 8. Yang Ling _ _(be not) eleven years old. 三句型转换。Eg. That is a book. 否定句：That is not a book. 疑问句：Is that a book？ 回答： Yes, it is. / No, it isnt.1. This is a coat. 否定句： 疑问句： 回答：2. I am a student.否定句： 疑问句： 回答：3. You are a star. 否定句： 疑问句： 回答：4. These are appless. 否定句： 疑问句： 回答：5. The red book is on the table.(对划线部分提问)6. Those are her cakes. (对划线部分提问)7. She is five years old. (对划线部分提问)8. My uncle is fine. (对划线部分提问)9. That boy is my cousin. (对划线部分提问)10. June 1st is Childrens Day. (对划线部分提问)四、在下面的短文中填上恰当be动词。I _ a girl. My name _ Mary. I _ in Class 2, Grade 7. I _ 12 years old. Here _ my family photo. Look! These _ my parents and those _ my grandparents. This boy _ my brother. He _ 15 years old now. That _ my cat, Mimi. It _ very lovely.