决定利率高低的因素有( )。
A．社会平均利润率
B．通货膨胀
C．贷款期限
D．内部收益率
E．借出资本的风险
参考答案：A,B,C,E
--- You look sad, Kate.
--- Yeah. I made _______ mistakes in my report.
A. a little B. little C. a few
_________ others whenever you can _______you will feel happy.
A．Help; and
B．To help, and
C．Helping; so
D．Helped; then
