肯定句否定句一般疑问句
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形。
第一步：找
找 be动词、have、has、
如 何 改
找到了
情态动词
第二步：提
没找到
加 do
一
提句首（大写）
does
般
疑 问
第三步：改
①“句号”改“问号”
句
②如果有第一、第二
？
人称，则互改。
第四步：抄
其他照抄 一字不漏
肯定句、 否定句
和一般疑问句
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
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?
肯定句和否定句之间的转换
2. 如果句子含有实义动词则需要借助助 动词do, does或did＋not＋动词原形。
• 注意：do, does, did后面必须使用动 词原形。
like eat sing dance
主语+do/dose/did+not+动词原形
Exercise
• I like listening to pop music. → I don’t (do not) like listening to pop music. • He goes to work every morning. → He doesn’t (dose not) go to work every morning. • Linda drove to school last night. → Linda didn’t (did not) drive to school last night.
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肯定句和否定句之间的转换
肯定句和否定句之间的转换
I like listening to pop music. He goes to work every morning.
肯定句和一般疑问句之间的转换 My father is a taxi driver. 找出两句话间的联系
→ Is your father a taxi driver?
Exercise
• 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 drove 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
肯定句、否定句和一般疑问句
Have a look
• I am a teacher. I like apples. • I am not a teacher. I don’t like apples. • Is this your handbag? Yes ,it is. No,it is not. • Do you like apples? Yes ,I do. No ,I do not.
Exercise
• My father is a taxi driver. → My father is not (isn’t) a taxi driver.
• He can play football very well. → He can not (can’t) play football very well.
I am not a teacher. I don’t like apples.
主语+be+not+其他。 主语+don't+动词+其他 。
肯定句和否定句之间的转换
1. 如果肯定句中有be动词（am, is, are, was, were）、助动词have、has, 或 情态动词（can, could, must,will 等） 直接＋not即可得到相应的否定句。
练习
首页 上页 下页
• 将下列句子变为否定句 • 1. The dog is bigger than the cat. • The dog ________ ________ bigger than the cat.
Mary will come to China next week. → Will Mary come to China next week?
• 一般疑问句：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。
• Is this your handbag? Yes ,it is. No ,it is not. Do you like apples? Yes ,I do. No ,I do not.
• Mary will come to China next week. → Mary will not (won’t) come to China next week.
• I have finished my homework. →I have not(haven’t) finished my homework.
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.
• 主语+be+其他。 • 主语+动词+其他
否定句表示否定意义，句中有否 定词not, never等，表示“不百度文库 的意思。
• 一般疑问句的结构： be动词/助动词/情态动词 +主语+谓语/表语+其他？
（be/do/dose/did/can/could+主语+谓语+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
2. 如果句子中的谓语动词为实义动词，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。
第一步：找
找 be动词、have、has、
如 何 改
找到了
情态动词
第二步：提
没找到
加 do
一
提句首（大写）
does
般
疑 问
第三步：改
①“句号”改“问号”
句
②如果有第一、第二
？
人称，则互改。
第四步：抄
其他照抄 一字不漏
肯定句、 否定句
和一般疑问句
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
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?
肯定句和否定句之间的转换
2. 如果句子含有实义动词则需要借助助 动词do, does或did＋not＋动词原形。
• 注意：do, does, did后面必须使用动 词原形。
like eat sing dance
主语+do/dose/did+not+动词原形
Exercise
• I like listening to pop music. → I don’t (do not) like listening to pop music. • He goes to work every morning. → He doesn’t (dose not) go to work every morning. • Linda drove to school last night. → Linda didn’t (did not) drive to school last night.
首页 上页 下页
肯定句和否定句之间的转换
肯定句和否定句之间的转换
I like listening to pop music. He goes to work every morning.
肯定句和一般疑问句之间的转换 My father is a taxi driver. 找出两句话间的联系
→ Is your father a taxi driver?
Exercise
• 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 drove 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
肯定句、否定句和一般疑问句
Have a look
• I am a teacher. I like apples. • I am not a teacher. I don’t like apples. • Is this your handbag? Yes ,it is. No,it is not. • Do you like apples? Yes ,I do. No ,I do not.
Exercise
• My father is a taxi driver. → My father is not (isn’t) a taxi driver.
• He can play football very well. → He can not (can’t) play football very well.
I am not a teacher. I don’t like apples.
主语+be+not+其他。 主语+don't+动词+其他 。
肯定句和否定句之间的转换
1. 如果肯定句中有be动词（am, is, are, was, were）、助动词have、has, 或 情态动词（can, could, must,will 等） 直接＋not即可得到相应的否定句。
练习
首页 上页 下页
• 将下列句子变为否定句 • 1. The dog is bigger than the cat. • The dog ________ ________ bigger than the cat.
Mary will come to China next week. → Will Mary come to China next week?
• 一般疑问句：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。
• Is this your handbag? Yes ,it is. No ,it is not. Do you like apples? Yes ,I do. No ,I do not.
• Mary will come to China next week. → Mary will not (won’t) come to China next week.
• I have finished my homework. →I have not(haven’t) finished my homework.
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.
• 主语+be+其他。 • 主语+动词+其他
否定句表示否定意义，句中有否 定词not, never等，表示“不百度文库 的意思。
• 一般疑问句的结构： be动词/助动词/情态动词 +主语+谓语/表语+其他？
（be/do/dose/did/can/could+主语+谓语+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
2. 如果句子中的谓语动词为实义动词，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。