备用取样冷却水泵的进出口门应常关，泵联锁开关应在联锁位置。
参考答案：错
按调节规律分类的自动调节系统包括（）。
A．双位调节系统
B．比例调节系统
C．随动调节系统
D．程序调节系统
The whole family greeted me as though I ____a member of the family. [ ]
A. am
B. were
C. would
D. should be
