Question

A group of children ______ hide and seek in the garden.

A．is playing

B．are playing

C．has been playing

D．was playing

Answer 1

B

考查时态及主谓一致。句意：一群孩子们正在花园玩捉迷藏。结合语境可知描述的是现在正在进行的动作，故用现在进行时态，主语为复数形式，故谓语动词用复数形式。选B。