我不知道，英语有什么用,不知道用英语怎么说 五种说法
网友回答
写作：They never know definitely of what I need at present.
语法：不百知道有多少种表达形式度，该句就可以有多少种写法，还不包版括宾语的权变体，如：
1、They don't have a little idea of everything I feel like so much,
2、They aren't acutely aware of anything desired in my heart.
网友回答
I don't know.
I have no idea.
I have no clue.
I know nothing about it.
Don't look at me.
Search me.
How should I know?
Don't ask me.