2100×70%；
故选：B．
唐代著名诗人杜荀鹤在《山中寡妇》中写道：“任是深山更深处，也应无计避征徭。”这句诗主要强调了税收的
A．无偿性
B．强制性
C．固定性
D．法制性
The nurse is caring for a client who has a history of alcohol abuse. Why would the client act as if he didn’t have a problem（）
A. The client has never taken the CAGE questionnaire.
B. Denial is a defense mechanism commonly used by alcoholics.
C. Thought processes are distorted.
D. Alcohol is expensive.
