问题
选择题
His spare time is made full use_______ law.
A．to study
B．study
C．of studying
D．of to study
答案
答案：D
题目分析：考查固定短语和不定式表目的。make full use of sth充分利用，句意：他的空闲时间被充分利用来学习法律。原句可改为：He made full use of his spare time to study law.动词不定式表示目的，故选D。