In the reading room, we found her seated at a desk, her attention on a novel.
A. fixing
B. to fix
C. fixed
D. having fixed
网友回答
A. fixing
B. to fix
(答案→)C. fixed
D. having fixed
解析：句意：在阅览室，我们发现她坐在书桌旁，她的注意力集中在一本小说上。这里含有一个独立主格结构，“her attention”与“fix”之间是被动关系，故用过去分词，选C。