what happened=what's happened吗?
问题描述:
what happened=what's happened吗?
答
what's happened 这个是错误的,应该是what's happening?(正在)发生什么事?而what happened 发生了什么事?(已经过去的事)
what happened=what's happened吗?
what's happened 这个是错误的,应该是what's happening?(正在)发生什么事?而what happened 发生了什么事?(已经过去的事)