should have done 用法中的have可以省略吗?完整的题目是：John repeated his suggestion that the meeting____ .A.to be put offB.be put offC.been put offD.being put off这题应该选什么呢?为什么?have真的可以省略？为什么啊

英语 would have done 和should have done 的用法 求could 、should have done的用法. could have done 和 should have done的用法是否一样? should have done .would have done. must have done三者之间的意思和用法上有什么区别? 情态动词中 should might could would + have done 与 它们在if 虚拟语气中用法 有何关系? should have done是什么意思? 情态动词加上完成时的意思?could not have done must not have done should not have done would not have done 以及它们的用法? should have done You should have got on your knee?中should have done 该怎么理解? Could have done would have done should have done should have done与should have been done的区别? should have done 和should not have done的区别 should ought to have done could/should/mind have done sth.的区别could have done sth.should have done sth.mind have done sth.告诉我三者之间意思以及用法的区别! done和have done 用法区别RT we fell you should not have done thatWe feel you should not have done that.这句中的feel是什么意思,什么用法~ 关于英语语法的提问.have +done 的用法,尤其用在句首.can/should/would have done 的意思及用法. have done 的相关用法 have done 的详细用法.