A.To introduce categories of books in US libraries.B.To demonstrate the importance of
公共英语
已帮助 人
A.To introduce categories of books in US libraries.
B.To demonstrate the importance of US libraries.
C.To explain the roles of different US libraries.
D.To define the circulation system of US libraries.
请帮忙给出正确答案和分析,谢谢!
