—Shall we go for a drink at one o'clock this afternoon?—________.Will two o'clock be OK?
The athletes competed ________ each other for gold medals in the Olympic Games.
All his free time is ______ by volunteer work, but he feels it meaningful.
Bill Gates is so _____ that he has given away most of his money to the poor.
They are now holding talks in a friendly _________ in the meeting room.
Although knocked down by a car, he managed to _______ to his feet.