---I’m thinking of the test tomorrow. I’m afraid I can’t pass this time.
--- ! I’m sure you’ll make it.
A. Go ahead
B. Good luck
C. No problem
D. Cheer up
网友回答
A. Go ahead
B. Good luck
C. No problem
(答案→)D. Cheer up
解析：这题考查交际用语：Go ahead请便，Good luck祝好运，No problem没问题， Cheer up振作起来，句意是：我在想明天的考试，恐怕不能通过，――振作起来，你会成功的。选Ｄ。