“预付账款”账户属于( )账户。
A．资产类B．负债类C．债务类D．费用类
参考答案：A
解析： 预付账款是资产账户，是资产中的债权账户。
Which of the following signs and symptoms would be an early indication that the client’s serum potassium level is below normal
A. Diarrhea.B. Tingling in the fingers.C. Sticky mucous membranes.D. Muscle weakness in the legs.
（）是计算机联锁控制系统可靠性的重要指标。
A、失效率
B、平均无故障时间
C、平均故障间隔时间
D、MTBF
