问题描述: I'll never forget hearing this pi________ of music for the first time. 1个回答 分类:英语 2014-10-28 问题解答: 我来补答 pieceWhenever someone throws in some rubbish,it produces a piece of music.每当有人扔进一些垃圾时,它就放一段音乐. 展开全文阅读