—What’s the noise outside?
—Some children hide-and-seek in the yard.
A. were playing
B. are playing
C. have played
D. played
网友回答
A. were playing
(答案→)B. are playing
C. have played
D. played
解析：考查时态。句意：—外面是什么声音？—一些孩子正在院子里玩捉迷藏的游戏。根据句意说明前者是询问正在发生的事情，故使用现在进行时。故B正确。