现在完成时中,have/has 和 have/has been的区别

现在完成时中,have/has 和 have/has been的区别 have been 和 has been的区别 英语的现在完成时have,has,have gone,has been有什么区别? 现在完成时have/has gone to,have/has been to,have been in有什么区别 has been和have been区别 现在完成时助动词have和has的区别用法 has been have been的区别 had been 和 has/have been的区别是什么? 被动语态的结构?have/has been 和 have/has gong 的用法和区别? 关于现在完成时中has been和has gone的问题 过去现在时 have /has been doing和have/ has +过去分词的区别 have/has been+pp和have/has+pp的区别是什么