问题
I bought a new book in the bookstore. My mother asked me.
A:how much did I pay for the book
B:how much I spend on the book
C:how much the book cost'me
D:what's the price of the book;
B:how much I spend on the book
C:how much the book cost'me
D:what's the price of the book;
正确答案是：
