肯定句、否定句一般疑问句pptdeflate

1、下页下页Conclusion 陈述句：用于说明一个事实或表达说话人的看法或观点的句子。 陈述句陈述句分为肯定句肯定句和否定句否定句。 肯定句肯定句表示肯定的意义； I am a teacher. I like apples. 否定句否定句表示否定意义，句中有否定词not 等，表示“不”的意思。 I am not a teacher. I dont like apples.上页上页下页下页首页首页 一般疑问句：一般疑问句是指可以直接用yes或no来回答的疑问句，这种疑问句句末多用升调。 如： Is this your handbag? Yes ,it is. No ,it is not. Do

2、you like apples? Yes ,I do. No ,I do not. 一般疑问句的基本结构基本结构： be动词/助动词do(does)/情态动词(can)+主语+谓语/表语+其他？ Yes ,主语+ be动词/助动词do(does)/情态动词(can) No ,主语+ be动词/助动词do(does)/情态动词(can )+not上页上页下页下页首页首页肯定句和否定句之间的转换肯定句和否定句之间的转换上页上页下页下页首页首页1. 如果肯定句中有如果肯定句中有be动词（动词（am, is, are）、）、助动词助动词will, 或情态动或情态动词（词（can, could, mus

3、t, 等），只等），只需在需在be动词、助动词动词、助动词will或情态动或情态动词词之后加之后加not即可得到相应的否定即可得到相应的否定句。句。For example 结构为： 肯定句：主语+ be动词/助动词助动词will /情态动词+其他 否定句：主语+ be动词/助动词助动词will和和have /情态动词+not+其他 肯定句和否定句之间的转换肯定句和否定句之间的转换 My father is a taxi driver. My father is not (isnt) a taxi driver. There are some apples on the table. There

4、 are not (arent) any apples on the table. He can play football very well. He can not (cant) play football very well.首页首页上页上页下页下页上页上页下页下页首页首页2. 如果句子中没有如果句子中没有be动词、助动词动词、助动词will或情态动词，但有或情态动词，但有实义动词实义动词则需要则需要借助助动词借助助动词do, does，并将，并将not放在它放在它们后面，并将句中们后面，并将句中实义动词变为原形实义动词变为原形。 注意：注意：do, does,后面必后面必须使用动词原形

5、。须使用动词原形。For example 结构： 肯定句：主语+谓语+其他 否定句：主语+dont, doesnt或didnt+动词原形+其他More Examples I like listening to pop music. I dont (do not) like listening to pop music. He goes to work every morning. He doesnt (dose not) go to work every morning. 首页首页上页上页下页下页肯定句和一般疑问句之间的转换肯定句和一般疑问句之间的转换 My father is a taxi

6、driver. Is your father a taxi driver? There are some apples on the table. Are there any apples on the table? As a British, he can play Chinese chess very well. As a British, can he play Chinese chess very well? Mary will come to China next week. Will Mary come to China next week?首页首页上页上页下页下页肯定句和一般疑问

7、句之间的转换肯定句和一般疑问句之间的转换上页上页下页下页首页首页1. 如果肯定句中有如果肯定句中有be动词（动词（am, is, are, ）、助动词）、助动词will和和have, 或情态动或情态动词（词（can, could, must, 等），只需将等），只需将be动词、助动词或情态动词提前至句动词、助动词或情态动词提前至句首，其余内容照抄下来，改末尾句号为首，其余内容照抄下来，改末尾句号为问号即可。问号即可。For exampleMore Examples I like listening to pop music. Do you like listening to pop music

8、? He goes to work every morning. Does he go to work every morning? 注意：注意：do, does, 后面必须使用动词原形。后面必须使用动词原形。首页首页上页上页下页下页上页上页下页下页首页首页 2. 如果句子中没有助动词如果句子中没有助动词be动词、动词、助动词助动词will和和have或情态动词，则需要或情态动词，则需要借助助动词借助助动词do, does，将它们放在句，将它们放在句首，并将句中实义动词变为原形。首，并将句中实义动词变为原形。For example肯定句，否定句和一般疑问句之间转化的步骤 1仔细审题 2看句子中

9、含有哪类动词 3复查上页上页下页下页首页首页基本概念基本概念肯定句和否定句之间的转换肯定句和否定句之间的转换肯定句和一般疑问句之间的转换肯定句和一般疑问句之间的转换练习 将下列句子变为否定句 1. The dog is bigger than the cat. The dog _ _ bigger than the cat. 答案：The dog is not bigger than the cat. 2. My English teacher speaks English very fast. My English teacher _ _ English very fast. 答案：My E

10、nglish teacher doesnt speak English very fast. 3. He can eat three hamburgers at a time. He _ _ eat three hamburgers at a time. 答案： He can not eat three hamburgers at a time.上页上页下页下页首页首页 4. Susie found some money on her way to school. Susie _ _ _ money on her way to school. 答案： Susie didnt find any

11、some money on her way to school. 5. My father is very hard-working. My father _ very hard-working. 答案： My father isnt very hard-working.上页上页下页下页首页首页6. Grandpa tells stories to us every evening. _. 答案：Grandpa doesnt tell stories to us every evening.7. They were talking loudly at 10:00 p.m. yesterday.

12、 _. 答案：They were not talking loudly at 10:00 p.m. yesterday 8. I can do my homework fast. _. 答案： I can not do my homework fast. 9. He ate too much at the party. _. 答案：He didnt eat too much at the party. 上页上页下页下页首页首页10. He doesnt live in London with his uncle. _. 11.There is some water in the cup. _.

13、12. I read books every day. _.13. Peter goes to the zoo once a year. _.14. There will be a meeting next morning. _.15. He is going to be a teacher in the future. _.首页首页上页上页下页下页将下列句子变成一般疑问句1. He took many photos in front of the Summer Palace. _ he _ many photos in front of the Summer Palace? 答案：Did h

14、e take many photos in front of the Summer Palace?2. The Earth moves around the Sun. _the Earth _around the Sun? 答案：Does the Earth move around the Sun? 上页上页下页下页首页首页3. There are many supermarkets in the city. _ _ _supermarkets in the city? 答案：Are there many supermarkets in the city? 4. We must send him to the hospital at once. _we _him to the hospital at once? 答案：Must we send him to the hospital at once? 5. Tom usually