末端试水装置主要用于检测系统是否处于正常的工作状态。
参考答案：对
Jimmy is a good boy. He ____ his father . They are both kind and clever .
A. takes after B. takes out . C. takes away.
兢兢业业对于（）相当于（）对于逃犯
A．赞扬——抱头鼠窜
B．劳模——胆战心惊
C．敷衍塞责——凶手
D．建功立业——警察
