According to ...,显然是状语，跟主句没啥关系。主句从the reason 开始is是谓语that food...一句是宾语从句。所以主句就是the reason is xxxx.原因是xx。主系表结构。句子结构Sentence structure: 主系表Adjective clause定语从句：which references dreams and youNoun clause名词性从句：that food in our stomach can stimulate our brain cells.Infinitive不定式：going to bedMain clause主句：the reason is.Ph...
