Itisveryimportantforthestudents,especiallyfortheteenage...

问题详情：

It is very important for the students, especially for the teenagers, _____ more than eight hours every night.

A. sleep                    B. to sleep                 C. sleeping

【回答】

B。考查固定句式It is+adj. +for sb. +to do sth. “对某人来说做某事是……的”。

知识点：非谓语动词

题型：选择题