The possibility of a way out of the difficulty never to the captain and his crew.
A. happened
B. occurred
C. appeared
D. flashed
网友回答
A. happened
(答案→)B. occurred
C. appeared
D. flashed
解析：动词词义辨析题。A. happened 发生 B. occurred 想起 C. appeared 出现 D. flashed 闪现句意：上校以及他的组员没有想出摆脱困境的办法。根据语境选B