have been doing 神马意思?

have been doing 神马意思? be doing神马意思? I have always been with you.神马意思? have been ＋v.ing是神马意思 怎么用 have been doing sth what you have been doing has been doing have been done区别 have been doing ,have done和have doing区别 神马意思!The benefits obtained have been reduced costs.哪位大仙给翻译翻译呗 i has been doing 还是i have been doing hear sb.doing sth.是神马意思? have moved to 神马意思 Have a rest 神马意思 have been doing 为什么还有 have been deadj have been do和have been doing的不同 have been doing 和 be being done 感觉是一个意思啊 have been （ing） doing sth.意思?有（ing）吗? have been doing,had been doing,will have been down是什么