肯定句、否定句,一般疑问句.ppt.deflate.ppt

1、肯定句、否定句和一般疑问句,银河大道 ：王永丽,下页,Have a look,I am a teacher. I like apples. I am not a teacher. I dont like apples. Is this your handbag? Yes ,it is. No ,it is not. Do you like apples? Yes ,I do. No ,I do not.,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。 陈述句分为肯定句和否定句。 肯定句表示肯定的意义； I am a teacher. I like apples.

2、 否定句表示否定意义，句中有否定词not, never等，表示“不”的意思。 I am not a teacher. I dont like apples.,上页,下页,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 you like apples? Yes ,I do. No ,I do not. 一般疑问句的基本结构： be动词/助动词/情态动词+主语+谓语/表语+其他？ Yes ,主语+ be动词/助动词/情态动词 No ,主语+

3、be动词/助动词/情态动词+not,上页,下页,首页,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 are not (arent) any apples on the table. She was a student two years ago. She wasnt a student two years ago. He can play football very well. He can not

4、 (cant) play football very well. Mary will come to China next week. Mary will not (wont) come to China next week. I have finished my homework. I have not finished my homework.,首页,上页,下页,肯定句和否定句之间的转换,上页,下页,首页,1. 如果肯定句中有be动词（am, is, are, was, were）、助动词will和have, 或情态动词（can, could, must, 等），只需在be动词、助动词wi

5、ll和have或情态动词之后加not即可得到相应的否定句。,For example,结构为： 肯定句：主语+ be动词/助动词will和have /情态动词+其他 否定句：主语+ be动词/助动词will和have /情态动词+not+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. Linda drove

6、 to school last night. Linda didnt (did not) drive to school last night.,首页,上页,下页,上页,下页,首页,2. 如果句子中没有be动词、助动词will和have或情态动词，则需要借助助动词do, does或did，并将not放在它们后面，并将句中实义动词变为原形。 注意：do, does, did后面必须使用动词原形。,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,肯定句和一般疑问句之间的转换,My father is a taxi dri

7、ver. 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,上页,下页,肯定句和一般疑问句之间的转

8、换,上页,下页,首页,1. 如果肯定句中有be动词（am, is, are, was, were）、助动词will和have, 或情态动词（can, could, must, 等），只需将be动词、助动词或情态动词提前至句首，其余内容照抄下来，改末尾句号为问号即可。,For example,More Examples,I like listening to pop music. Do you like listening to pop music? He goes to work every morning. Does he go to work every morning? Linda dr

9、ove to school last night. Did Linda drive to school last night? 注意：do, does, did后面必须使用动词原形。,首页,上页,下页,上页,下页,首页,2. 如果句子中没有助动词be动词、助动词will和have或情态动词，则需要借助助动词do, does或did，将它们放在句首，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看句子中含有哪类动词 3复查,上页,下页,首页,基本概念,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,练习,肯定句、 否定句 和一

10、般疑问句,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 English teacher doesnt speak English very fast. 3. He can eat three hamburgers at

11、 a time. He _ _ eat three hamburgers at a time. 答案： He can not eat three hamburgers at a time.,Just do it,上页,下页,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 some money on her way to school. 5. My father is very hard-working. My f

12、ather _ very hard-working. 答案： My father isnt very hard-working.,上页,下页,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. _. 答案：They were not talking loudly at 10:00 p.m. yesterday 8. I can do m

13、y 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,下页,首页,10. He doesnt live in London with his uncle. _. 11.There is some water in the cup. _. 12. I read books every day. _. 13. Peter goes to the zoo once a year. _. 14

14、. There will be a meeting next morning. _. 15. He is going to be a teacher in the future. _.,首页,上页,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 he take many photos in front of the Summer Palace? 2. The Earth moves arou

15、nd the Sun. _the Earth _around the Sun? 答案：Does the Earth move around the Sun?,上页,下页,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 gets u