商业银行投放现金主要渠道不包括( )。
A．储蓄存款现金支出 B．工资性现金支出C．农副产品收购现金支出 D．国家大型项目建设贷款支出
参考答案：D
At night, plants _________carbon dioxide and at the same time _________oxygen. So, we may put some in our bedrooms to purify the air.
A．take in, give out
B．take up, give off
C．take in, give in
D．take off, give up
金扣边碗
