Father ____ much of my spare time was profitably occupied.

题目

Father ____ much of my spare time was profitably occupied.
A.saw it that
B.saw that it
C.saw to it that
D.saw it to that
同时说明这句话中的语法知识,

答案

C
see to it 是固定搭配 ,解作 设法使,务必要
全句意思：
父亲设法使我的大部分空余时间都能善加利用.