demand doing ,to do
问题描述：
demand doing ,to do
the teacher came to the classroom and demanded to be told what had happened .
为什么不是 demand being told
答
请看例句：The workers are demanding better pay.工人要求提高工资.* She demanded (to know) my business.她过问我的事情.* He demands that he be told/demands to be told everything.他要求将一切都告诉他....