英语听力问题：what happened when the man was in the lift?A.the power failed B.the lift broke downC.the alarm button rang 原文材料：what were you doing when the blackout happened i was in the lift 结果答案选A为什么

英语听力问题：what happened when the man was in the lift?A.the power failed B.the lift broke downC.the alarm button rang 原文材料：what were you doing when the blackout happened i was in the lift 结果答案选A为什么 What had happened?What had happened?What had happened? 是What happened 还是what’s happened what happened=what's happened吗? what happened to 和what happened what happened at last? what happened on What Happened to Us what happened then Dear,what happened to what happened to she what happened to him? What happened then. What happened then 翻译 what happened是什么意思 what happened to what happened to the . What happened 、 什么意思