非银行金融机构利用银行拆借资金办理融资业务时，实际上发挥了( )的作用。
A．间接融资
B．扩大货币供应量
C．直接融资
D．引导投资
参考答案：B
Mary is going on a diet . as she has put on _______recently.
A．weights
B．weight
C．a weight
D．the weight
简述商业表外业务的种类。
