下列物品中属于工业制成品的是[ ]
A．金刚石
B．活牲口
C．咖啡
D．牛肉罐头
答案：D
中央银行的职责有哪些？
— Is this your book, Alice?
— Yes, it is ______ book. [ ]
A. his
B. her
C. hers
D. my
