what was the matter 怎么分析这个句子结构

题目

what was the matter 怎么分析这个句子结构

答案

此句为一般过去时
特殊疑问句
what是疑问代词
was 是谓语
the matter是表语
相同句式还有
what's the matter?
what's wrong?
what was wrong?
what's the matter with you?