我想问一下完成时态中 has been ,have heen 和had been 能举例吗,

我想问一下完成时态中 has been ,have heen 和had been 能举例吗, have／has been是什么时态?请举例? have/has/had加been是什么时态 had been和have been有什么区别?请举例 had been 和 has/have been的区别是什么? 问had been to 和have been to区别 我想问一下have been received是表示被动吗 句子中的has been ,have been,had been 代表什么? have been / has been / had been 的区别 英语,has been和 had been was changed和has changed ; have been和had been ； have done 和 h have been 和had been 什么区别