外研七年級英語上冊Module1be動詞用法

1、.Be動詞用法適用學科初中英語學生姓名學習目的通過學習掌握be動詞用法及會含be動詞的句子進展構造的轉換學習重點Be動詞的選擇；特殊疑問句的變化規(guī)那么學習難點特殊疑問句的變化規(guī)那么一、be動詞的概念：be動詞是系動詞的一種， 它不表示行為、動作，它通常與名詞、形容詞或其它詞類一起表示主語的性質、狀態(tài)、身份、特點等等。be動詞在不同的句子中有不同的中文意義，有時甚至不用翻譯其意義。be動詞有不同的形式，如：如今式有am, are, is三種，過去式有was和were兩種，過去分詞只有been一種形式。二、be動詞的種類：1.am：只與第一人稱I搭配使用“I am，否認形式為“I am not=I

2、m not2.is：與第三人稱he,she,it、單數名詞、不可數名詞搭配使用。3.are：與第二人稱you、復數人稱we,they、復數名詞搭配使用。Eg: 1 I am a student. 我是一名學生。 2 We are all here. 我們大家都在這兒。3 You are so beautiful. 你是那么漂亮。4 He is my English teacher. 他是我的英語老師。5 Is she nine years old？ 她是九歲嗎？6 My name is Mary. 我的名字叫瑪麗。7 It is sunny today. 今天的天氣晴朗。8 Tom and h

3、is friends are in the park. 湯姆和他的朋友們都在公園里。三、句子的相關構造變化1.肯定句：S主語+be+其他. He is a student. 他是一個學生。Mary is a student. 瑪麗是一個學生。We are students.我們是學生。I am a teacher.我是一名老師。2.否認句：S主語+be+not+其他。Be動詞通?？梢耘cnot縮寫，不過，am不可以縮寫。 He is not a student. = He isnt a student My father is not a teacher.=My father isnt a te

4、acher.We are not at home. =We arent at home.It is not my book. =It isnt my book.I am not a teacher. =Im not a teacher.注意：現代英語中am not一般不用縮寫形式。3.一般疑問句變化規(guī)那么：1直接將be動詞提到句子首位，并且字母要大寫，句尾用“？。You are a boy. Are you a boy?It is a green ruler. Is it a green ruler?It is an English map. Is it a English map?His n

5、ame is Jim Green. Is his name Jim Green?She is a beautiful girl. Is she a beautiful girl?2當主語為第一人稱時，需將第一人稱轉換第二人稱,即Iare, myyour, weyouI am a boy. Are you a boy?My pen is red. Is your pen red?We are friends. Are you friends?My family name is Zhang. Is your family name Zhang?Our school is near the post

6、 office. Is your school near the post office?對一般疑問句的答復需要注意：1當主語為人名或人稱代詞時，用相應的人稱代替.Is Tom a good student? Yes,he is./No, he isnt.Are they friends? Yes, they are./No,they arent.2當主語是復數名詞時，用they代替主語。Are the books about history? Yes, they are./No,they are not.=No，they arent3當主語是不可數名詞時，用it代替主語。Is meat fo

7、od? Yes, it is./No, it isnt.4當主語是單數名詞時，用it代替主語。Is it about history? Yes, it is./No,it isnt.5當主語為this/that或these/those時，答復是用it或they代替。Is this your book? Yes,it is./No, it isnt.Is that a cat? Yes, it is./ No, it isnt.Are these/those books? Yes, they are./ No, they arent.6當表示數學運算求結果時用is。Five and four i

8、s nine.4. 特殊疑問句：根據詳細情況答復What is your name? My name is John.How are you? Im fine, thank you.Where is my pencil-box? Its over there on the desk.特殊疑問句也就是規(guī)劃線部分進展提問，特殊疑問詞的選擇主要取決于劃線的內容，通?？梢园凑杖缦略敲催M展選擇：what什么對事物進展提問when什么時候對時間進展提問where哪里對地點進展提問how怎樣對方式、方法進展提問who誰對人進展提問which哪一個對名詞的修飾詞進展提問在進展句子構造轉換時，可以運用如下規(guī)那

9、么特殊疑問句=特殊疑問詞+一般疑問句和步驟進展轉換。Step 1：換將劃線部分用特殊疑問詞交換Step 2：變將交換后的句子變成一般疑問句Step 3：提將特殊疑問詞提至句首E.g. Her name is Jenny.Step 1：名字屬于物，所以將劃線部分交換成what，即原句變?yōu)椋篐er name is what.Step 2：變?yōu)橐话阋蓡柧?，即將is提早，可得到：Is her name what?Step 3：將what提早，可得到：What is her name?所以，本句的最終正確答案為：What is her name?5. There be句型：there be句型是含有be

10、動詞的一個重要句型,其構造為：There + be + 名詞 + 地點狀語。There is a school there. 那里有一個學校。1在這個句型中be動詞后面的名詞是真正的主語，be動詞的形式由它決定。a.當這個名詞是單數時，be動詞是is或was.There was an accident in the street last night. 昨晚這街上有個車禍。There is a tree in the yard. 院子里有一棵樹。There is an apple on the desk.桌子上有一個蘋果。b.當這個名詞是復數時，be動詞用are或were。There are

11、many students in the classroom. 在教室里有許多學生There were lots of people in the room when I got in. 當我進去的時候，屋里有很多人。c.當There be構造中有多個主語時，要注意主語就近原那么，即be動詞的數與離它最近主語保持一致。There is an egg and two books on the desk.桌子上有一個雞蛋和兩本書。There are two books and an egg on the desk.桌子上有兩本書和一個雞蛋。2there be句型的一般疑問句是將be動詞提早，否認句

12、也是將be動詞后面加上not.其構造為：一般疑問句：Be+ there + 名詞 + 地點狀語？否認句： there + be + not+名詞 + 地點狀語.Is there any water in the bottle? 瓶子里有一些水嗎？Are there any students in the room? 房間里有學生嗎？There isnt any water in the bottle. 瓶子里沒有水。There arent any students in the room. 房間里沒有任何學生。【同步練習】一. 用括號中適當的詞填空。1. I _am, are, is from

13、 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. If he _ be free

14、tomorrow, he will go with us.二. 用所be動詞的適當形式填空。1. A: Where _the post office. B: It _ behind the building.2. A: _ you miss Black? B: Yes, I _.3. It _ a shirt, it _not a skirt.4. There _ a big playground in our school.5. There _ many books in my schoolbag.6. There _ some fish in the box.7. _ there any

15、chairs in the classroom?8. Youd better _ early next time.三. 仿照例句改寫以下句子。例句：She is in Class One, Grade Two.否認句： She is not in Class One, Grade Two. 一般疑問句： Is she in Class One, Grade Two?答復：Yes, she is. No, she isnt1. Bob is on the football team.否認句： 一般疑問句： 答復：2. They are in the teachers office.否認句： 一般

16、疑問句： 答復：3. It is sunny today.否認句：一般疑問句： 答復：4. There is some water in the bottle.否認句： 一般疑問句： 答復：5. There is a piano in the room.否認句：一般疑問句：答復：6. There are many trees in the school.否認句：一般疑問句： 答復：7. There are four bottles of milk on the table.否認句：一般疑問句：答復：8. We are interested in painting.否認句：一般疑問句： 答復：綜

17、合練習一、在下面的短文中填上恰當 be 動詞。I _ a girl. My name _ Mary. I _ in Class 2 Grade 7. I _ 12years old. Here _ my family photo. Look These _ my parents and those_ my grandparents. This boy _ my brother. He _ 15 years oldnow. That _ my cat Mimi. It _ very lovely.二、在下面的題目中填上恰當的 Be 動詞，并變成一般疑問句，做肯定和否認答復。注意 Be動詞的時態(tài)1. I _from Australia. 2. She _ a stu