Have you been shopping yet?been的用法应该是怎么用呢?

Have you been shopping yet?been的用法应该是怎么用呢? Have you been to the Great Wall yet?的意思 have been 的用法 have been的用法 have been 的用法? Have you been to yet?No,l haven' been to.yet.北京 you have been so gracious.解释这句话的用法.很少见到称赞的句子用have been的 there have been 的用法 have been done的用法 have been+adj的用法 have been doing 的用法, have ever been 的用法?