虚拟语态问题

问题描述:

虚拟语态问题
If he had worked hard,he (would have succeeded)
为什么不能用would succeed?

这句是对过去,而过句式是 If 主语+had+过去分词,主语+would / should / could / might + have +过去分词 例如:If I were in your position I would marry her