difficulty, you can reach me at this number. I’m always at your service.
A. In favor of
B. In terms of
C. In case of
D. In spite of
网友回答
A. In favor of
B. In terms of
(答案→)C. In case of
D. In spite of
解析：A. In favor of支持，赞同，B. In terms of就…而言，C. In case of如果，万一，D. In spite of 虽然，句意：如果有困难，打这个电话号码找我，我随时为你服务。所以选C。