be動(dòng)詞用法和練習(xí)題

1、Be 動(dòng)詞專項(xiàng)練習(xí)be動(dòng)詞的一般現(xiàn)在時(shí)有三種形式，即：am, is, are翻譯為“是”，“在”1. 如果主語(yǔ)是第一人稱I我時(shí)，be動(dòng)詞用am。 如：I am a student. 我是一名學(xué)生。    I am 還可縮寫成I'm。如：I'm David. 我是大衛(wèi)。am 與 not 不能縮寫。如：I am not a bad boy.2. 如果主語(yǔ)是you 你，你們, they 他們，它們，她們或名詞復(fù)數(shù) 兩個(gè)以上的人或物時(shí)，be動(dòng)詞必須用are。 如：Are you twelve? 你是十二歲嗎？    Tom a

2、nd Lily are good friends. 湯姆和莉莉是好朋友。    They are at school.  他們?cè)趯W(xué)校。 are與主語(yǔ)還可縮寫。如： We are= We're， They are =They're, You are = You're。而are與 not可縮寫成aren't。如：They aren't students. 他們不是學(xué)生。3. 如果主語(yǔ)是單數(shù)名詞、不可數(shù)名詞或單數(shù)第三人稱代詞he, she, it時(shí)，be動(dòng)詞用is。 如:My mother is a teacher. 我

3、的媽媽是一名老師。   He is a student. 他是一名學(xué)生。 is也可與主語(yǔ)縮寫,如: He is = He's, My mother is = My mother's等。但是This is不可縮寫。而is與not可縮寫成 isn't。如:This isn't a book. 這不是一本書。4. 句中含有be動(dòng)詞的陳述句變一般疑問(wèn)句。把be動(dòng)詞提到句首，be動(dòng)詞要變大寫。注意第一人稱變第二人稱。答復(fù)時(shí)用yes或no表示，結(jié)構(gòu)：Yes, 主語(yǔ)+be動(dòng)詞，No，主語(yǔ)+be動(dòng)詞+not。如：It is a book. 變?yōu)椋篒s it

4、a book?5. 句中含有be動(dòng)詞的肯定陳述句變否認(rèn)句。先找肯定陳述句中的be動(dòng)詞，在be動(dòng)詞后加not.如：It is a book. 變?yōu)? It is not a book.根據(jù)以上表達(dá)我們可以把動(dòng)詞的用法以口訣的形式表述出來(lái)：我(I)用am，你(you)用are，     is連著他(he)，她(she)，它(it)；     單數(shù)名詞用is，復(fù)數(shù)名詞全用are。     變疑問(wèn)，往前提，句末問(wèn)號(hào)莫丟棄。     變否認(rèn)，更容

5、易， be后not莫忘記。     疑問(wèn)否認(rèn)任你變，句首大寫莫遲疑。Be動(dòng)詞用法練習(xí)題：一 選擇正確的be動(dòng)詞填空1. I _ a student. 2. We _ friends.3. He _ a good boy. 4. She _ my sister.5. They _ my parents. 6. You _ 11 years old.7. I a doctor. 8. My father a policeman.9. We having breakfast. 10. Tom from Canada.11. Her sister a

6、nurse. 12. They my good friends.13. He my brother. 14. She ten.15. His mother an actress.二用適當(dāng)?shù)腷e動(dòng)詞填空1. I a boy. you a boy? No, I not.2. The girl Jacks sister.3. your brother in the classroom?4. Who I?5. The jeans on the desk.6. There a girl in the room.7. My sisters name Nancy.8. There some apples o

7、n the tree.9. There a boy, two girls, three men and ten women in the park.10. The dog tall an fat.11. The men with big eyes our teacher.12. Where your mother? She at home.13. How old your father?14. Mike and Bob at school.15. Whose dress this?16. Whose socks they?17. That my new book.18. Here a scar

8、f for you.19. Here some bananas for you.20. The black gloves for Peter.21. This pair of shoes for you.22. There four bottles of milk on the table.23. Some tea in the glass.24. David and Helen from England?25. there any dictionaries in the classroom?26. there any apple juice in the bottle?27. There s

9、ome bread on the plate.28. You, he and I from China.29. Here two pens and one book.30. your friends in Beijing?三改寫句子1. I am a teacher.否認(rèn)句：一般疑問(wèn)句：肯定答復(fù)： 否認(rèn)答復(fù)：2. They are new students.否認(rèn)句：一般疑問(wèn)句：肯定答復(fù)： 否認(rèn)答復(fù)：3. He is a good boy at home.否認(rèn)句：一般疑問(wèn)句：肯定答復(fù)： 否認(rèn)答復(fù)：4. We are having an English class.否認(rèn)句：一般疑問(wèn)句：肯定答復(fù)：

10、否認(rèn)答復(fù)：5. Bob is in Class One, Grade Six.否認(rèn)句：一般疑問(wèn)句：肯定答復(fù)： 否認(rèn)答復(fù)：6. She is form Jinan.否認(rèn)句：一般疑問(wèn)句：肯定答復(fù)： 否認(rèn)答復(fù)：7. I am a good student at school.否認(rèn)句：一般疑問(wèn)句：肯定答復(fù)： 否認(rèn)答復(fù)：8. They are in the teachers office.否認(rèn)句：一般疑問(wèn)句：肯定答復(fù)： 否認(rèn)答復(fù)：9. His father is a postman.否認(rèn)句：一般疑問(wèn)句：肯定答復(fù)： 否認(rèn)答復(fù)：10. We are doing our homework.否認(rèn)句：一般疑問(wèn)句：肯定答復(fù)： 否認(rèn)答復(fù)：11. She is a singer.否認(rèn)句：一般疑問(wèn)句：肯定答復(fù)： 否認(rèn)答復(fù)：12. They are reading books.否認(rèn)句：一般疑問(wèn)句：肯定答復(fù)： 否認(rèn)答復(fù)：13. I am a smart boy.否認(rèn)句：一般疑問(wèn)句：肯定答復(fù)： 否認(rèn)答復(fù)：14. There is a dog over there.否認(rèn)句：一般疑問(wèn)句：肯定答復(fù)： 否認(rèn)答復(fù)：15. There are a lot of geese in the farm.否認(rèn)句