句型轉(zhuǎn)換肯定變否定.doc

句型轉(zhuǎn)換講解及練習(xí)一、變否定句的方法1. 如果句子中有be動詞（is， am， are）或者情態(tài)動詞（can），就在這些動詞后面加上not。例如： I am a student. I _a student. He can see a cat in the picture. He _see a cat in the picture.2. 如果句子中沒有be動詞或者情態(tài)動詞，就在句子中的動詞前面加上助動詞dont或者doesnt，(動詞用原形加dont,動詞不變；動詞用三單加doesnt,動詞恢復(fù)原形)需要注意的是在加上助動詞doesnt后，句子中的動詞應(yīng)變成原形例如： I have a cat. I_ _ a cat. He goes to work at 6:00. He _ _ to work at 6:00.3.祈使句變否定句的方法最簡單：在句子最前面加上Dont, 它后面變?yōu)樾懢涂梢粤?。例如：Look at me.- _ _ at me.注：變否定句時，如果句中有some，要變?yōu)閍ny,and要變?yōu)閛r.練習(xí)一：將下列句子改為否定句1.There is a computer on the desk. _2. There are some pictures on the wall. _3.She is seven years old. She _4. I like pears. _ 5. She has a soccer ball. _6. My mother wants to go to a movie. _7. Tom can play the drums. _8. I can sing and dance. _9. She has some erasers. _10.I think it is interesting. _11. Mary often plays sports after dinner. _12. There are some tomatoes in the box._13. Tell him the news. _14. She has brothers and sisters. _15. I think she is right._16.She gets up at 6:00 in the morning. _二、變一般疑問句的方法1、如果句子中有be動詞（is，am，are）或者情態(tài)動詞（can），將這些動詞提到句子最前面，注意它的第一個字母需要變?yōu)榇髮懶问?，然后在句尾加“？”回答一般疑問句需要用yes或no, 而且yes或no后面部分要與一般疑問句一致。例如： Theyareboys. _theyboys？ Yes, they are. / No, they arent. He can see a cat in the picture. _ he see a cat in the picture？ Yes, he can./ No, he cant.2、如果句子中沒有be動詞或者情態(tài)動詞，就在句子的前面加上助動詞do或者does，(動詞用原形加do,動詞不變；動詞用三單加does,動詞恢復(fù)原形)注意它的第一個字母需要變?yōu)榇髮懶问?，?dāng)加上助動詞does后，句子中的動詞應(yīng)變成原形?；卮鹨话阋蓡柧湫枰脃es或no, 而且yes或no后面部分要與一般疑問句一致。例如： Theyhaveacat. _theyhave_acat？ Yes, they do. / No, they dont. He goes to work at 6:00. _he _ to work at 6:00？ Yes, he does./ No, he doesnt.注：變一般疑問句時，如果句中有some，要變?yōu)閍ny;and變?yōu)閛r.;I/my/we/our分別變?yōu)閥ou/your/you/your.練習(xí)二：將下列句子改為一般疑問句,并作出回答。1. I am a student. _2.She is a girl. _3.His first name is Tom. _4. This is a ruler._5. They are my parents. _6. There is a book on the desk._7.There are some dictionaries on the floor._8. He can play the guitar. _9. They can dance. _10. My friend wants to know about my morning._11.Tony has a computer. _12.Mr.White is very busy. _13.He teaches us art._14.She watches TV in the morning. _15.I watch TV in the evening. _16.He runs every day. _17.I want to know his name. _18.They study at home. _19.She studies English at school. _20.I do my homework every day._21.He does his homework at7:00pm. _22.They have five rooms. _23.She eats chicken for dinner. _24.My parents like eating bananas. _25. We do eye exercises every day. -_三、對句子中劃線部分提問的方法確定疑問詞變一般疑問句常見的特殊疑問詞： 什么_幾點鐘_什么顏色_誰 _怎么樣_多少錢_多少_(對可數(shù)名詞的量提問)_(對不可數(shù)名詞的量提問)多少歲_在哪兒 _為什么_什么時候_注：劃線部分作句子的主語時，只需要找到合適的特殊疑問詞去代替劃線部分就可以了，語序不需要變化。例如： The pen is red. - What is red? Wang Ming likes sports.- Who likes sports?練習(xí)三：劃線部分提問1.There are forty students in our class. _2.This is Jims bedroom. _3. This shirt is white. _4. The twins come from the U.S.A . _5. I like these postcards very much. _6.I like the pictures in this book. _7. He teaches them English. _8. We go out on Sundays. _9.He usually has lunch at 700. _10.They leave school at six oclock. _11.Jim goes to school every day. _12. Kate gets up at six in the morning on weekdays._13. He wants to eat some bread. _14. The fish is six yuan a kilo. _15.Mr Read would like two kilos of fish? _16.I want to buy two kilos of meat. _17. We can buy many things in the shop. _18. My sister wants three pears.(提問) _19.Jim likes playing soccer because its exciting. _20.We can see some trees in the picture. _綜合練習(xí)1.I know the answer.(一般疑問句) _ _ know the answer? 2.We can see some birds.(一般疑問句) _ _ see _ birds? 3.There is a computer in my house.(一般疑問句) _ _ a computer in house? 4.There are some flowers on the teachersdesk.(一般疑問句) _ _ _ flowers on the teachersdesk? 5.There are some apples on the tree.(否定句) There _ _ _ apples on the tree. 6.I think he is very old.(否定句) I _ think he _ very old. 7.Please colour it green.(否定句) _ _ colour it green. 8.We can speak good English.(變否定句) We _ _ speak good English. 9.Thank you for helping me.(同義句) Thank you for _ _ . 10.There arent any pears in thebox.(同義句) There are _ pears in the box. 11.Whose are these clothes?(同義句) _ _ are these? 12.This book is fifteen dollars.（劃線提問）_ _ _ this book?13.Her sweater is red.(對劃線部分提問) _ _ is her sweater? 14.My pencils are in the pencil-box.(對劃線部分提問) _ _ your pencils? 15.I get up at six every day.(對劃線部分提問) _ _ do you get up every day? 16.There are fifty students in my class.(對劃線部分提問) _ _ students are there in your class? 17.The boys play basketball on Sunday afternoon. （劃線部分提問）_ the boys _ basketball?18. 42.His favorite subject is English. （劃線部分提問）_ his favorite subject?19.Two boys are in our house.(改為there be句型) _ _ two boys in our house.20.Mr Green likes reading books. （改為一般疑問句并肯定回答）_ Mr Green _ reading books? _, _ _.任務(wù)型閱讀 AThere is a big store near my home. There are many things in it. (a)Many people go shopping(去購物) in it every day. It is a Sunday afternoon. We dont have any food in the fridge(冰箱). My mother and I go to buy some food for dinner. We buy some chicken, fish(魚), vegetables and fruits. They all look (b) fresh and are not expensive. I buy a blue pencil and an eraser. The (c)shop assistants(售貨員) in the store are very friendly(友好的). 根據(jù)短文內(nèi)容完成下面的任務(wù)。1. 寫出(a)處畫線句子的同義表達(dá)：_ _ people go shopping in it every day.2. 回答問題：What do the writer and her mother buy the food for? 3. 根據(jù)文意猜測(b)處畫線單詞fresh的意思： _4. 回答問題：What does the writer buy? 5. (c)處畫線單詞可以換成：_BNick is my classmate. He is thirteen years old.(3) 他上學(xué)經(jīng)常遲到。 He plays computer games too late at night. Sometimes he fights with other classmates. He always talks or eats in class. He often goes to the teachers.（4）But he usually helps classmates clean the classroom after school. He plays basketball best in his class. Most of the students in class dont like him, but some do. What about you, Dear friends? 任務(wù)一：回答下列問題。1. How old is N