the big snake the little girl stood under the tree to death.A. Seeing; frightened B. Se

问题补充：

the big snake, the little girl stood under the tree to death.

A. Seeing; frightened

B. Seeing; frightening

C. Seen; frighten

D. To see; frightening

答案：

(答案→)A. Seeing; frightened

B. Seeing; frightening

C. Seen; frighten

D. To see; frightening

解析： seeing the big snake在句中作时间状语；frightened to death在句中作伴随状语。