问题描述： Lisa has been playing the violin for two years 改为否定句 1个回答 分类：英语 2014-11-04 问题解答： 我来补答 答案：【Lisa hasn't been playing the violin for two years 】【Crazy】团是一个新建团,望得到阁下的大力支持【为了你宝贵的学习时间,我们将以最简略的方式为你解答】 展开全文阅读
