With no one to in such a frightening situation,she felt very helpless.
A. turn up
B. turn to
C. turn off
D. turn out
网友回答
A. turn up
(答案→)B. turn to
C. turn off
D. turn out
解析：考查词组辨析：A.turn up出现，露面B.turn to 求助于C.turn off关掉C.turn out结果是，句意：在这样吓人的情况下没有人可以求助，他感到很无助。选B。