《小学英语语法肯定句否定句疑问句ppt课件.ppt》由会员分享，可在线阅读，更多相关《小学英语语法肯定句否定句疑问句ppt课件.ppt（22页珍藏版）》请在三一办公上搜索。
1、肯定句、否定句和一般疑问句,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.,上页,下页,首页,否定句
2、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.,结构为：肯定句：主语+ be动词/助动词do,will和have /情态动词+其他 否定句：主语+ be动词/助动词do,will和have /情态动词+not+其他,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will，do和have或情态动词之后加not即可得到相应的
3、否定句。,For example,肯定句和否定句之间的转换,My father is a taxi driver. There are some apples on the table.She was a student two years ago.,首页,上页,下页,1.He can play football very well.2. Mary will come to China next week.3. I have finished my homework.,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，
4、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,More Examples,I like listening to pop music.He goes to work every morning.Linda drove to school last night.,首页,上页,下页,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+ be动词/助动词/情态动词+not,肯定句和一般疑问句之间的转换,上页,下页,首页,1. 如果肯定
5、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,肯定句和一般疑问句之间的转换,My father is a taxi driver.She can play Chinese chess very well.Mary will come to China next week.There are some apples on the table.,首页,上页,下页,上页,下页,首页,2. 如果
6、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,More Examples,I like listening to pop music. He goes to work every morning.Linda drove 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,将下列句子变为否定句1. The dog is bigger than the cat.2. My English teacher spe
7、aks English very fast.3. He can eat three hamburgers at a time.,上页,下页,首页,4. Susie found some money on her way to school.5. My father is very hard-working.,上页,下页,首页,6. Grandpa tells stories to us every evening.7. They were talking loudly at 10:00 p.m. yesterday.8. I can do my homework fast. 9. He ate
8、 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.,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 Pala
9、ce?2. The Earth moves around the Sun. _the Earth _around the Sun? 3. There are many supermarkets in the city. _ _ _supermarkets in the city?,上页,下页,首页,4. We must send him to the hospital at once. _we _him to the hospital at once?5. Tom usually gets up at 11:00 a.m. on Sundays.6. I wrote a letter to my uncle the day before yesterday.,上页,下页,首页,
