交易手续费
参考答案：
买卖期货合约所花的费用，发生的每笔费用从客户账户中自动扣除。
---Sixteen-year-olds can drive their cars to school?
---No. They shouldn’t ______ to drive their cars to school because are not serious enough.
A．allow
B．allowed
C．Be allowed
D．Have allowed
歌舞厅收入应纳营业税( )。
A．19000元
B．22000元
C．49000元
D．52000元
