LCC
参考答案：木素—碳水化合物复合体.
He can________$ 3,000 a year by writing stories to support a family of three people.
A．spare
B．afford
C．earn
D．charge
扣缴义务人应扣未扣纳税人个人所得税税款的，应由扣缴义务人缴纳应扣未扣税金、滞纳金。（）
