It was not until you told me _______ I knew it.

I’d rather you ____ me before others knew it.

A、had told
B、have told
C、tell
D、told

Jack told me everything ________ he knew about it.

A、which
B、that
C、what
D、who

I’m ____ the impression that you’ve told me about it.

A、into
B、on
C、of
D、under

Until recently I knew nothing about it．

A、

到目前为止我还一无所知。

到目前为止我还蒙在鼓里。