公安机关的权力是一种特殊的( )。
A．国家权力
B．能力
C．司法权力
D．个 * * 力
参考答案：A
解析： 公安机关的权力是一种特殊的国家权力。
It is normal for kids to feel anxious and not to be able to ______ their studies just before a quiz or
an examination. Parents should try their best to help them relax within their power. [ ]
A. settle down
B. devote to
C. get down for
D. settle down to
CO中毒时，患者嘴唇呈现（）
A.樱桃红色
B.紫蓝色
C.鲜红色
D.苍白
E.不变
