on the portrait, mother was deep in thought.
A. Fixed her eyes
B. Her eyes are fixed
C. Her eyes fixing
D. With her eyes fixed
网友回答
A. Fixed her eyes
B. Her eyes are fixed
C. Her eyes fixing
(答案→)D. With her eyes fixed
解析：复合结构。With + 名词 + 过去分词短语，表示伴随。