能告诉我分别用had+过去分词+should/would/could/might+have+过去分词!

能告诉我分别用had+过去分词+should/would/could/might+have+过去分词! could/might/may/would/must/should have+过去分词 虚拟语气,与过去事实相反 :从句 :had + 过去分词 主句 :would/ should/ could/ might should have +v.过去分词 had+过去分词与have+过去分词有什么区别? 英语have+过去分词,had+过去分词.区别是什么, have+过去分词 和 had +过去分词 有什么区别 虚拟语气中would could should might have done与had done都是表示过去,在用法上有 谁的过去分词是have had have been doing sth had 加过去分词 have has 加过去分词 分别是什么时态?求什么区别?最 用can/could/may/might/must+be+动词的过去分词各造一句话 have的过去分词