Eng: I didn't know

我不曉得

I didn't know, I don't know

Am not, Are not, Aware, Did not know, Do not, Does not, Is not, Know, Not be, Not know, To be aware, To know, Unaware, Was not, Were not

我不知道

I didn't know, I don't know

Didn't know, Doesn't know, Don't know, Knew, Know, Knowing, Known, Knows, To know

不知道

Didn't know, Doesn't know, Don't know, I didn't know, I don't know

Knew, Know, Knowing, Known, Knows, Not know, Not knowing, To know