7.Time should be made good use ___ our lessons well.

问题描述:

7.Time should be made good use ___ our lessons well.
A.of to learn
B.of learning
C.to learn
D.to learning
为什么不是其他选项?尤其是B?

第一make use of 是固定短语
第二learning是动名词 后面不能跟名词our lessons
所以要用 to learn