As we all know, every minute full use of our lessons will do good to us students.
A. which makes; studying
B. when made; to study
C. that is made; study
D. that is made; studying
网友回答
A. which makes; studying
(答案→)B. when made; to study
C. that is made; study
D. that is made; studying
解析：考查省略句。When made full use of to study our lessons=when every minute is made full use of to study our lessons. every minute is承前省略。句意：当每一分钟都被充分利用学习我们的功课的时候，每一分钟都对我们学生有好处。