问题补充：
— You look very depressed. —I failed the driving test again.
A. So what?
B. Take your time.
C. What’s up?
D. Not to worry.
答案：
A. So what?
B. Take your time.
(答案→)C. What’s up?
D. Not to worry.
解析：A. So what?那又怎样？B. Take your time.别着急，慢慢来，C. What’s up? 怎么了？D. Not to worry.别担心，句意：怎么了？你看起来很沮丧。--我驾驶测试又没有及格。所以选C。
