I went to see Professor Johnson, only ______ that he had left the city the night before.
As I waited for Mike to arrive, I ____ the clock and saw that he was late.
To be frank, I’d rather you ____in the case.
--- What about inviting Mary to our party?--- You’d better not. She prefers to be ____, so far as I know.
It is not enough to have ____ for the disabled. We should learn to respect them and help them understand their valuable roles in society.
The young couple are always quarreling ____ family affairs, so it’s only a matter ____ time before they get divorced.