have been on加什么

have been on加什么 have been on和have been in后面分别加什么 have been to 与have been 有什么不同 是否have been to 加名词 have been 加副词? have been to 和 have been in 和have been on有什么区别 英语语法 ...would have been 后面加什么? have been on have been on i have been very clear on this point上面一句 为什么要加 been have been to和have been in和have been on的辨析have been to和have been in和have been on各自的中文意思是什么?有什么区别,最好将点语法,带上例句 have been on 跟 have been doing有什么区别吗? have been on的用法 英语翻译have been living的用法表示什么意思effort可以加s?翻译：cheating on test repeatedly invites self-defeat.thx have lasted 和have been on区别 have begun 和have been on的区别KID1412621hh：那个“The film has been on twenty minutes.”不用加“FOR”吗？ 现在完成时什么时候加been,什么情况加一种是直接have加过去分词，另一种是have been+过去分词。分不清楚什么时候用have b+ Have been 什么意思? HAVE BEEN 可以加什么记得可以加DONE,那是什么意思呢?又记得可以加时间再用SINCE连上复句,那又是什么意思呢?当后加上IN或ON又有什么用?一定要加DOING吗?求关于HAVE BEEN 的全部用法!关键是各种时 have been to do什么意思?他和have been doing,have been done,have done有什么区别?例句：Chinese authorities say Russian experts have been on hand to support the entire mission.