—— Did he notice you enter the room? —— I don’ t think so.He_____to the radio with his eyes shut.
I’m afraid we can’t have coffee; there’s _____ left.
The classroom is almost empty, where is _____?
Don’t go to _____ places where there is no fresh air.
Energy is ____ makes one work.
I know nothing about the accident except _____ I read in the paper.