—Itisselfless

问题详情：

— It is selfless _____ the doctor to devote all the time he had ______ for the patients.

         — I think so, they are so great.

         A. for; to care        B. of; to care           C. of; to caring      D. for; to caring

【回答】

C

知识点：相似 相近词比较

题型：选择题