华为公司ULH产品能够实现通过OSC监控信道传送（）路PDH时钟。
A.1
B.2
C.3
D.4
参考答案：C
Stella was disappointed to find her new plan______ and fell into great depression.[ ]
A. put away
B. carried out
C. turned down
D. left out
如何进行薪酬信息系统的开发？
