题目

This is my book 否定句 一般疑问句 肯定回答 否定回答句型转化
注明白一点
This is my backpack 一般疑问句 否定回答 Is this your eraser 肯定句 This is your pencil 一般疑问句 肯定回答 lsthis your ruler 肯定句 This isnt herdictionary肯定句 全说加五十分

提问时间：2020-06-10

答案

否定句：This isn't my book.
一般疑问句：Is this your book?
肯定回答：Yes, it is.
否定回答：No, it isn't.
This is my backpack 一般疑问句 否定回答
Is this your backpack?
No, it isn't.
Is this your eraser 肯定句
This is my eraser.
This is your pencil 一般疑问句 肯定回答
Is this my pencil?
Yes, it is.
Is this your ruler 肯定句
This is my ruler.
This isnt her dictionary肯定句
This is her dictionary.
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