Be動詞專項講解和練習(xí)

1、Be動詞專項講解和練習(xí)一、語法講解：1、含義：be 動詞的意思為“是”或者“在”，表示一般性的狀態(tài)它包括三個形式：am, is, are ，具體用法口訣：I 用 am，you 用 are，其他就看單復(fù)數(shù)，單數(shù) is 復(fù)數(shù) are。疑問句，用哪個，要到后面找主語。例句：I am happy. 我很快樂。 You are a beautiful girl. 你是一個美麗的女孩。 He is in the supermarket. 他在超市里。 Tom and Mike are playing football. 湯姆和邁克正在踢足球?？s寫形式：I am = Im You are = Youre W

2、e are = Were They are = Theyre He is = Hes She is = Shes It is = Its is not = isnt are not = arent （注意：am not 沒有縮寫形式，肯定回答時不能縮寫）2、變句型口訣：變否定，很容易，be后not別忘記； 變疑問，be提前，句末問號莫丟棄； 否定疑問隨心變，句首字母要大寫。 注：變疑問句時：I am 變?yōu)锳re you my, our 變?yōu)?your some 變?yōu)?any （一些）例句：I am happy. 否定句 I am not happy. You are a beautiful g

3、irl. 一般疑問句 Are you a beautiful girl? My name is Andy. 特殊疑問句 What is your name?3、帶be 動詞的其他句式（1）This（這個）That（那個）做主語時，謂語用isThese（這些）Those（那些）做主語時，謂語用 are注：變句型時，回答要用it 或者 they如： This is an eraser. 這是一塊橡皮。否定句：This is not an eraser. 這不是一塊橡皮。一般疑問句：Is this an eraser? 這是一塊橡皮嗎？回答：Yes, it is. / No, it isnt. Th

4、ese are crayons. 這些是蠟筆。否定句：These are not crayons. 這些不是蠟筆。一般疑問句：Are these crayons? 這些是蠟筆嗎？回答：Yes, they are. / No, they arent.（2）Here（這里）做主語時，謂語要看后面名詞的單復(fù)數(shù)，單數(shù)用is，復(fù)數(shù)用are，如：Here is a book for you. 這有一本書送給你。 Here are some peanuts for you. 這有一些花生送給你。（3）There be 句型：一般表示某地有某物，翻譯為“有”，謂語動詞根據(jù)后面緊挨著的第一個名詞的單復(fù)數(shù)來決定（

5、就近原則），單數(shù)用is，復(fù)數(shù)用are。 例句：There is a pencil and some books in my schoolbag. 在我的書包里有一支鉛筆和一些書。There are some books and a pencil in my schoolbag. 在我的書包里有一些書和一支鉛筆。注：變句型時，回答主語仍為there 如： There is a knife on the desk.否定句： There is not a knife on the desk.一般疑問句：Is there a knife on the desk?回答：Yes, there is. /

6、No, there isnt.4、帶有be動詞的特殊疑問句（對劃線部分提問）特殊疑問詞+be動詞+主語+其他特殊疑問詞包括：（1）單獨疑問詞：what什么，who誰，when什么時候，where在哪里，how怎么樣，why為什么（2）組合疑問詞：what color什么顏色，how old多大年紀(jì)，how many多少，how much多少錢對劃線部分提問要根據(jù)劃線部分的內(nèi)容來選擇特殊疑問詞，對事或物提問用what，對人提問用who，對時間提問用when，對地點提問用where，對狀態(tài)和交通方式等提問用how，對原因提問用why具體句式：特殊疑問詞+一般疑問句的句式（劃線部分去掉）如：Lucy

7、 is watering flowers in the garden. What is Lucy watering in the garden?Lucy is watering flowers in the garden. Who is watering flowers in the garden?Lucy is watering flowers in the garden. Where is Lucy watering flowers?默寫be動詞的三個形式： 我是： = 他是： = 他們是： = 二、練習(xí)am, is, are 選擇填空：（不可數(shù)名詞：tea，water等等，謂語動詞要用單

8、數(shù)形式is）1. I _ a boy. _ you a boy? No, I _ not.2. The girl_ Jack's 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 and Liu Tao _ at school.9. Whose dress _ this?10. Whose soc

9、ks _ 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 _ for me.19. Some tea _ in the glass.20. Gao shan's shirt _ over

10、 there.21. My sister's name _Nancy.22. This _ not Wang Fang's pencil.23. _ David and Helen from England?24. There _ a girl and two cats in the room.25. There _ some apples on the tree.26. _ there any kites in the classroom?27. _ there any apple juice in the bottle?28. There _ some bread on t

11、he plate.29. There _ a boy, two girls, three men and ten women in the park.30. You, he and I _ from China.變句型：1. I am good at running.否定句： 一般疑問句： 回答： 2. Bill is writing an e-mail.否定句： 一般疑問句： 回答： 3. My mother is cooking dinner.否定句： 一般疑問句： 回答： 4. There are some chairs in my classroom.否定句： 一般疑問句： 回答： 5

12、. Binbin and Andy are flying a kite.否定句： 一般疑問句： 回答： 6. This is a cute bird.否定句： 一般疑問句： 回答： 7. My grandfather is watching TV.否定句： 一般疑問句： 回答： 8. My sister is good at singing.否定句： 一般疑問句： 回答： 對劃線部分提問：1. Mary is at the zoo. 2. I am eating breakfast at 7:00. 3. There are five birds in the tree. 4. My brot

13、her is ten years old. 5. I am at the bookshop with my mother. 6. My name is Lily. 7. They are playing basketball. 8. That is a schoolbag. 9. The ball is black. 10. My home is near my school. 句型轉(zhuǎn)換（填空題）：1. I am good at roller skating.（變一般疑問句） good at roller skating?2. Those are some crayons. （變否定句） cr

14、ayons.3. Bill is at the hamburger shop. （對劃線部分提問） is Bill?4. Are the boys playing football？ （做肯定回答） Yes, .5. There is some water in the bottle. （變一般疑問句） water in the bottle？6. Is that your eraser?（做否定回答） No, .7. My aunt is thirty years old. （對劃線部分提問） is aunt?8. My father is good at basketball. （變一般疑問句） father good at basketball?翻譯句子：1. 你擅長英語嗎？不，我不擅長。2. 這是我的哥哥。他又高又大。3. Joy是我的好朋友。她很漂亮。4. 這是你的鉛筆嗎？不，它不是。5. 我的媽媽是一名老師。6