ought to have +过去分词与should have+过去分词区别
问题描述:
ought to have +过去分词与should have+过去分词区别
答
ought to和should是可以直接互换的,没有区别的
ought to have +过去分词与should have+过去分词区别
ought to和should是可以直接互换的,没有区别的