in thought he sat at the edge of the bed with his eyeson the letter in his hand.A. Lost;

问题补充：

in thought, he sat at the edge of the bed, with his eyeson the letter in his hand.

A. Lost; fixing

B. Losing; fixed

C. Lost; fixed

D. Losing; fixing

答案：

A. Lost; fixing

B. Losing; fixed

(答案→)C. Lost; fixed

D. Losing; fixing

解析：句意：他坐在床的边上，眼睛盯着手上的信陷入了沉思。Lost in thought 陷入沉思；fix one’s eyes on 凝视。所以选C。

考点: 考查非谓语的用法。