—What about going riding on a cable car?— ! Hopefully we will have a good time.A. Good luc

问题补充：

—What about going riding on a cable car?

— ! Hopefully we will have a good time.

A. Good luck

B. Doesn’t matter

C. Sounds interesting

D. Cheer up

答案：

A. Good luck

B. Doesn’t matter

(答案→)C. Sounds interesting

D. Cheer up

解析：考查交际用语。A祝你好运；B没关系；C听起来很有趣；D振作起来；句意：—我们做缆车去怎么样？—听起来很棒。下文我们能玩的很愉快。根据句意说明C正确。