—Shall we see a film to relax ourselves after the exam? —.A. That’s all rightB. Good luck

问题补充：

—Shall we see a film to relax ourselves after the exam? —.

A. That’s all right

B. Good luck

C. That’s a good idea

D. Have a great time

答案：

A. That’s all right

B. Good luck

(答案→)C. That’s a good idea

D. Have a great time

解析：That’s all right那不错；Good luck祝你好运；That’s a good idea那是个不错的主意；Have a great time 祝你玩得高兴。根据上文，考试过后我们要看一场电影来放松一下我们自己吗？可知选C最符合语境。