Question

【题目】The twins, who their homework, were allowed to play badminton on the playground.

A．will finish B．finish

C．have finished D．had finished

Answer 1

【答案】D

【解析】考查动词的时态。根据语境可知，完成作业是在were allowed之前发生的动作，属于“过去的过去”，应使用过去完成时。句意：已完成作业的双胞胎，被允许到操场上打羽毛球。故选D。