Every minute must be made full use of our lessons for the final examination is coming.A.

问题补充：

Every minute must be made full use of our lessons, for the final examination is coming.

A. going over

B. to go over

C. go over

D. to going over

答案：

A. going over

(答案→)B. to go over

C. go over

D. to going over

解析：本题的含义是我们必须要充分的使用每一分钟为了复习我们的课，表示目的可用动词不定式to do，故本题选B。