英语:have been

英语:have been 英语中have been；has been是什么? 英语中的 have been 比如说 there have been fewer accidents recently.中的have been I have been to… 英语作文 英语现在完成时have gone 和have been什么区别? 英语HAVE BEEN TO 和HAVE GONE TO 的用法 have been have been have been have been 英语时态区分have done .have been doing.had done.had been doing.有什么区别. 什么时候用have been in什么时候用have been to 初二英语（要能举例） 明天期末考!英语牛人请进!have been in have been to have gone to 有什么区别? 英语：how long have you been collecting shells?主要语法 英语作文：The best place I have ever been to Have you ever been to a zoo?英语作文 Have you ever been to a zoo?英语作文 在英语里coms been、must been和may been和come have been、must have been和may have been的区别?请举例!哪些词是宾语、定语、介词,请举例!coms应该是comes