Question

The children _____ on the playground when I left school.A.were playing B.are playing...

The children _____ on the playground when I left school.A.were playing B.are playing C. was playing

Answer 1

A

试题分析：句意为：我离开学校的时候孩子们正在操场玩耍。本句表示的是过去某一时刻或某段时间正在进行或发生的动作，应用过去进行时。故选A。