When I finished the story Lenin jumped from his chair and started to pace the floor ____

学历类 专四 已帮助 人

When I finished the story, Lenin jumped from his chair and started to pace the floor, ______, deep in thought.

A.with his head bending

B.his head bending

C.his head bent

D.bending his head

请帮忙给出正确答案和分析,谢谢!

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