饮食不节，包括____和____两个方面。
参考答案：过饥；过饱
The news reporters hurried to the airport, only _________ the film stars had left.
A to tell B to be told C telling D told
下面不是传送网分层之一：（）.
A.通道层
B.电路层
C.传输媒质层
D.网元层
