Look! There’s ______ announcement in today’s papers about ______ opening of the new sports center.

He had to pause from time to time to wipe the sweat from his forehead, because the air-conditioning system _________.

一 Do you have a red coat一No, I ______.

do you enjoy your present job—________. I just do it for a living.

Professor Li, who I _________ abroad, stillteaches in Peking University.