在对方完全服从的情况下,民警可采取()。
A.体前上铐
B.背手上铐
C.举手上铐
D.俯卧上铐
参考答案:A
It’s reported that medical examination (体检)will help us find out health problems as early as possible.
A.normal
B.general
C.regular
D.common
在车站综控室和列车司机室均设二级母钟。