It is hard to answer the question___ dictionary is the most useful.(that,why
问题描述：
It is hard to answer the question___ dictionary is the most useful.(that,why
答
why
question是先行词,后面的解释它的内容
“很难回答为什么字典是最有用的这个问题”帮忙看下这个句子，谢谢！the family getting together is important in the Spring Festival.中，getting together 做什么成分，就是一个动名词作主语啊，”家庭的聚会“那动名词要是带逻辑主语，不应该是所有个形式吗，the family's用family's更好，但名词直接修饰名词的情况也有的