问题补充：
—I’m afraid I can’t pass the driving test tomorrow.
—! I’m sure you’ll make it.
A. Go ahead
B. Good luck
C. No problem
D. Cheer up
答案：
A. Go ahead
B. Good luck
C. No problem
(答案→)D. Cheer up
解析：Go ahead去吧，干吧；Good luck祝你好运；No problem没问题；Cheer up
加油。句意：我怕我不能通过明天的驾驶考试。加油！我相信你一定能成功。所以选D。
