—What should we pay more attention to if we go camping in the mountains?
—Nothing special. Take a special pair of glasses the wind there is strong and cold.
A. even if
B. in case
C. providing that
D. so long as
网友回答
A. even if
(答案→)B. in case
C. providing that
D. so long as
解析：A. even if即使，B. in case 以防，C. providing that假如，D. so long as只要，句意：--如果我们去山里露营要注意什么？--没什么特殊的，戴一副特殊的眼镜以防风太大太冷。所以选B。