As we know和As we known有什么区别啊?后面都能跟什么时态?
问题描述：
As we know和As we known有什么区别啊?后面都能跟什么时态?
答
As we all know 、as is known to all、as is well-known 是正确的表达，后面可以跟一般现在时、一般过去式、一般将来时等等好多时态，但没有As we known这种表达形式
答
as we know 是现在时.
as we known 单独出现是不正确的！ 因为known是分词，所以一般要用被动式或者完成时 eg. as is known to s.b; as it has been known to s.b
答
As we know是“正如我们知道”,这个结构通常以as 作为关系代词,引导非限制性定语从句,比如As we know,the earth moves around the sun.,这里“as”就在“as we know”这个从句中指代了“the earth moves around the ...