It Is known to us 和as is known to us 有什么区别
问题描述：
It Is known to us 和as is known to us 有什么区别
答
中文没什么区别
it is known to us that+句子
as is known to us, 后面是逗号 固定用法
what is known to us is that+句子
答
前者是被动 是事物做了主语 而后者是主动 我们做了主语
答
It Is known to us 是一句完整的句子,有主谓宾.as is known to us不是一句完整的句子,as做连词,后面接的句子才是主句,解释为“正如大家知道的,xxx”