— I rang you at about nine, but there was no reply.— Oh, that was probably _____I was seeing the doctor.
________ fire,all exits must be kept clear.
I wanted to catch_____early train,but couldn’t get_____ride to the station.
—Could you turn the TV down a little bit?—_______.Is it disturbing you?
He didn’t make_____clear when and where the meeting would be held.
We shouldn’t spend our money testing so many people,most of _______ are healthy.