问题补充：
—It’s cloudy outside. Please take an umbrella.
—
A. Yes, take it easy
B. Well, it just depends
C. OK, just in case
D. All right, you’re welcome
答案：
A. Yes, take it easy
B. Well, it just depends
(答案→)C. OK, just in case
D. All right, you’re welcome
解析：考查交际用语，Take it easy意思“松懈”， Just in case意思“以防万一”， It just depends意思“它只是取决”， All right意思“好的”，根据意思，--外面多云，请带上雨伞。--好的，就是以防万一。所以选C
