问题

I don’t believe we’ve met before, I must say you do look familiar[ ]

A: therefore
B: although
C: since
D: unless

正确答案是：

同类题型

His brain was just theirs.

You missed the beginning of the concert last night.So I did. I _______the entrance of the music hall.

I want to ask Mrs Anders if she wouldlike to join our dance. —______

The train ______ when I ______ to the station.

____ the weather was fine, I opened all the windows