His spare time is made full use law. A. to studyB. studyC. of studying D. of to study

问题补充：

His spare time is made full use law.

A. to study

B. study

C. of studying

D. of to study

答案：

A. to study

B. study

C. of studying

(答案→)D. of to study

解析：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。