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xiaoyu7885
与现在事实相反 : If I were you , I would take his advice. 如果我是你,我就会采用他的建议。 与过去事实相反 :If you had taken my advice , youwould not have failedinthe exam. 如果你听了我的建议,你就会考试就能及格了。 与将来事实相反 :If you came tomorrow, we would have the meeting.如果你明天来我们就开会。 If it were to rain tomorrow, the sports meeting would be put off. 如果明天下雨,运动会将会被延期。 If he should not come tomorrow ,we should put off the meeting till mext Monday. 如果他明天不来,我们将把会议延至下周一。 注意!虚拟句中,be 动词常用were,过去式不用was