就一般情况而言,按比例给付服务人员的小费约占消费者消费总额的()至()之间。
参考答案:10%;20%
How big is the house he moved in
A.As big as the old one.
B.Twice as big as mine.
C.As big as mine.
D.Twice bigger than mine.
( )是政府进行财务收支管理的依据,也是国家进行经济调控的重要工具。
A.宏观调控
B.货币政策
C.税收政策
D.财政政策