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1、精选优质文档-倾情为你奉上be动词语法一、动词be（am,is,are的用法：be动词包括“am”, “is”, “are”三种形式。1. 第一人称单数(I配合am来用。句型解析析：I am + 例句：I am Snoopy. I am ten years old. I am a student. I am a boy.2. 第二人称(You配合are使用。句型解析：You are+例句：You are my good friend. You are a good teacher.You are beautiful3. 第三人称单数(He or She or It配合is使用。句型解析：She
2、(He, It is +例句：She is a good girl. She is so tall. She is short.4. 人称复数 (we /you/they配合are使用。句型解析：We (You, They are + 例句 We are in Class 5,Grade 7. They are my friends.You are good students.二、be动词缩写 1. 与not缩写：is和are可分别与not缩写为isnt和arent，但am却不能与not缩写为amnt 。 2. 与主语缩写：am、is、are可与前面的主语连写；Im a girl. Shes
3、a teacher.但当am, is are 位于句末时，均不能与主语缩写。如：Tell me where he is (不能用hes) 。告诉我他在哪儿。He is taller than I am (不能用Im) 。他比我高。A：Are they watching TV? 他们在看电视吗？B：Yes, they are. (不能用theyre)是的。三、be动词否定、疑问形式1. 否定句只需要在be动词后加 not,即:am not, is not = isnt are not = arent2. 一般疑问句只需要将be动词提前至句首.即: Is .? Are .?四、be动词在一般过去时
4、中的变化：1am 和is在一般过去时中变为was。（was not = wasnt2are在一般过去时中变为were。（were not = werent3带有was或were的句子，其否定、疑问的变化和am,is, are一样，即否定句在was或were后加not，一般疑问句把was或were调到句首。用法口诀：我(I用am, 你(you用are，is跟着他(he，她(she，它(it。单数名词用is，复数名词全用are。变否定，更容易，be后not加上去。变疑问，往前提，句末问号莫丢弃。还有一条须注意，句首大写莫忘记。练习题一. 用括号中适当的词填空。1. I _(am, are, is
5、)from Australia.2. She _ (am, are, is) a student.3. Jane and Tom _(am, is, are )my friends.4. My parents _ (am, is, are )very busy every day.5. _ (Are, Is, Do, Does) there a Chinese school in New York?6. _ (Be, Are, Were, Was )they excited when he heard the news?7. There _ (be) some glasses on it.8.
6、 If he _ (be) free tomorrow, he will go with us.二、用be 动词的适当形式填空1. I _ a boy. _ you a boy? No, I _ not. 2. The girl_ Jacks sister. 3. The dog _ tall and fat. 4. The man with big eyes _ a teacher. 5. _ your brother in the classroom? 6. Where _ your mother? She _ at home. 7. How _ your father? 8. Mike
7、and Liu Tao _ at school. 9. Whose dress _ this? 10. Whose socks _ they? 11. That _ my red skirt. 12. Who _ I? 13.The jeans _ on the desk. 14.Here _ a scarf for you. 15. Here _ some sweaters for you. 16. The black gloves _ for Su Yang. 17. This pair of gloves _ for Yang Ling. 18. The two cups of milk
8、 _ for me. 19. Some tea _ in the glass. 20. Gao shans shirt _ over there. 三、把下列句子改成否定句和一般疑问句。1.This is the reading room. 否定句：_一般疑问句： _2.Shes Miss Lynn. 否定句：_一般疑问句： _3.I am in Grade 3. 否定句：_一般疑问句： _4.Miss Zhang is our English teacher. 否定句：_一般疑问句： _5.We are teachers.否定句：_一般疑问句： _6.These are pears. 否定句：_一般疑问句： _7. We are in the classroom.否定句：_一般疑问句： _8.Tom is from the U.K. 否定句_一般疑问句： _9.Pandas are very cute. 否定句：_一般疑问句： _10.Its rainy(多雨的) in August. 否定句：_一般疑问句： _专心-专注-专业