You didn't hear us come back last night. That's good. We tried ______ noisy.
In my opinion, what he told us just now about the matter doesn’t make any_______.
The pen, _____ I paid 2 dollars, was lost.
We travelled together as far as Chicago, _____ we said goodbye to each other.
_____ was expected, he failed in the exam.
I was about to go to bed _____ one of my old classmates made a call to me.