介绍:
肯定句：对事物作出肯定判断的句子
否定句：对事物作出否定判断的句子
一般疑问句：用Yes或No回答的问句
肯定回答：用Yes回答的句子
否定回答：用No回答的句子
肯定句：He is a teacher.
否定句：He is not a teacher.
一般疑问句：Is he a teacher?
肯定回答：Yes, he is.
否定回答：No, he isn't.
将一个句子变成否定句
在be动词后面加not
It is a good monkey.（变为否定句）
It is not a good monkey.
将一个句子变为一般疑问句
把be动词提到句首
It is a good monkey.(变为一般疑问句)
Is it a good monkey?
写出肯定回答
交换be动词和人称的位置
Is it a good monkey.(写出肯定回答)
Yes, it is.
写出否定回答
将肯定回答中的Yes变为No
后半句用否定形式的缩写
Is it a good monkey.(写出否定回答)
No, it isn't.
注意人称变化
I-You
I am a boy.（变为一般疑问句）
Are you a boy？
Are you a boy？（写出肯定回答）
Yes, I am.
Are you a boy？（写出否定回答）
No, I'm not.
将下列句子变为一般疑问句
1. I am a girl.
2. You are a teacher.
3. He is a boy.
4. She is a beautiful girl.
5. It is a car.
答案
1. Are you a girl?
2. Am I a teacher?
3. Is he a boy?
4. Is she a beautiful girl?
5. Is it a car?
大家还在听
