问题描述：
怎样将英语句子进行句型转换?
怎样将以下句子转换?
You are doing your homework?
否定句：
一般疑问句：
We can play football today?
否定句：
一般疑问句：
I visit my grandpa everyday.
否定句：
一般疑问句：
His brother went to the supermarket yesterday.
否定句：
一般疑问句：
怎样将以下句子转换?
You are doing your homework?
否定句：
一般疑问句：
We can play football today?
否定句：
一般疑问句：
I visit my grandpa everyday.
否定句：
一般疑问句：
His brother went to the supermarket yesterday.
否定句：
一般疑问句：
问题解答：
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