问题描述: it is a good idea to check your vocabularynotebook every day这句话怎么分析 1个回答 分类:英语 2014-12-14 问题解答: 我来补答 it 这里做形式主语,真正的主语是to check your vocabularynotebook every day也可以这样是To check your vocabularynotebook every day is a good idea. 展开全文阅读