问题描述：
请大家帮忙分析这个英语句子
Throughout history women have risen to the ocaasion with the same courage as men did.
为什么as前面用现在完成时have risen to the ocaasion,as后面却用一般过去时did 如果前后对等,应该是as men have done
Throughout history women have risen to the ocaasion with the same courage as men did.
为什么as前面用现在完成时have risen to the ocaasion,as后面却用一般过去时did 如果前后对等,应该是as men have done
问题解答：
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