涉及移动通信网全网调整和割接工作由（）负责组织协调，各省级运行维护部门执行。
A.省级网运部
B.集团网运部
C.省级NOC
D.集团NOC
参考答案：B
一个工程项目一般是指______。
A．单项工程
B．分项工程
C．单位工程
D．分部工程
—Michael has changed beyond recognition.
—_______! How did he manage to lose so much weight? [ ]
A. So has he
B. Neither has he
C. So he has
D. Neither he has
