问题描述： hainan is a good place live in for old 要不要ing 1个回答 分类：英语 2014-12-03 问题解答： 我来补答 Hainan is a good place for senior citizens.live都可以省略如果一定要,那就是Hainan is a good place to live in for the old people. 展开全文阅读
