从句:If+主语+had+done 主句:主语+should/would/might/could+have done eg:If I had got there earlier,I should/would have met her. 如果我早到那儿,我就会见到她。(事实:去晚了) If ...
9. We feel you should not have done that. (page 24) 我们觉得你真不应该这样做。 should/ ought to have done sth 意为“本来应该干……,但未……” shouldn’t/ oughtn’t to + have done sth “本来不应该做……却做了” I wonder why she hasn’t written to us...
更多内容请点击：一文搞清虚拟语气、倒装句、独立主格