问题描述: THis is a key .It's white .是对的还是错的.具体怎么写.救救啊 1个回答 分类:英语 2014-10-25 问题解答: 我来补答 句子不通顺 应该是This is a key and it is white. 或者this is a white key. 展开全文阅读