Question

【题目】—You watched the fashion show last night, didn't you?
—Yes, but I missed the beginning. When I got there, it (begin).

Answer 1

【答案】had begun
【解析】句意是：你昨晚没看时装表演，是吗？—不，我看了，但是错过了开头。当我到那里时，已经开始了。When I got there, 表示过去的动作，故“时装表演已经开始”这一动作发生在过去的过去，用过去完成时，故填 had begun。