铁钦纳把情绪和情感分为()。
A.情绪
B.情感
C.思想情感
D.习惯
参考答案:A, B, C
Even the best writers sometimes find themselves _____ for words. [ ]
A. lose
B. lost
C. to lose
D. having lost
SDH信号最基本的模块信号STM-1速率为( )。
A.600.080Mbps
B.622.080Mbps
C.466.560Mbps
D.155.520Mbps