__________,there are 50,000 visitors to the exhibitionevery day.
Hardly could he ________ this amount of work in such a short time.
________ 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.