---Wow,somanybookshere!Howcanyoufindtheoneyouneed?---T...

问题详情：

 ---Wow, so many books here! How can you find the one you need?

---That’s easy. The books are         according to subject．

A. judged               B. associated                 C. classified               D. obtained

【回答】

C

知识点：动词

题型：选择题