—I am thinking of the test tomorrow. I am afraid I cannot pass this time.—! I am sure you

问题补充：

—I am thinking of the test tomorrow. I am afraid I cannot pass this time.

—! I am sure you will 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：考查交际用语。A 在口语中表示：做吧！请便！B祝你好运！C没问题。D振作起来。

这里时劝别人要有自信，故答案为D。