should have done 用法中的have可以省略吗?

should have done 用法中的have可以省略吗? should have done中的have done 是什么? 英语 would have done 和should have done 的用法 should have done 和should都可以表示竟然吗 求could 、should have done的用法. should/could/must/might have done用法? should have done 可以换成 ought to have done嘛? 有have have done 的用法吗 关于should have done should have done是什么意思? should have done should have done 造句