it is a good idea to check your vocabularynotebook every day这句话怎么分析
问题描述：
it is a good idea to check your vocabularynotebook every day这句话怎么分析
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.