i first met Lisa three years ago when we ------at a radio station together .A have worked Bhad bee

题目

i first met Lisa three years ago when we ------at a radio station together .A have worked Bhad bee
i first met Lisa three years ago when we ------at a radio station together .
A have worked Bhad been working C were working D had worked 说理由哟

答案

C were working 时间状语从句用完成时,从句动作和主句动作是先后关系.例如：Go on to consider the next question when(after) you have worked out the first one.时间状语从句中用进行时,表示在从句动作进行的过程...