关于have been 的用法we( )best friends for a long time.A.are B.have C.has beenc D.have been应该选那个呢?havebeen 的用法又是什么呢?

have been 的用法? 关于have been 的用法we( )best friends for a long time.A.are B.have C.has beenc D.have been应该选那个呢?havebeen 的用法又是什么呢? have been+adj的用法 have ever been 的用法? have been on的用法 关于MAY HAVE BEEN的用法当它表过去时,为什么不用变成MIGHT HAVE BEEN have been to和have gone to 的区别和用法!关于”语法”方面”意思”方面”用法”方面等 there has/have been的用法 have been的意思及用法. 关于英语语法中的现在完成时..谢.有没有“don't have been to”的用法啊?有没有“don't have been to”的用法啊?. 英语比较厉害的 关于 have been 的用法的~have been do sth.have been doing sth.有什么区别?比如：I skated for 4 hours.和 I have been skated for 4 hours.有什么区别? have been in have been to have gone to用法have been in和 have been to和 have gone to的用法 been in have been to have been on的意思以及用法 英语HAVE BEEN TO 和HAVE GONE TO 的用法 have been 和 have gone的区别 含义 用法 have done和have been done的用法是什么? have been doing have done 的用法和区别 have been doing have done 的用法和区别