Question

【题目】The doctor has devoted most of his time to ___________ the patients.

A. look after B. looking after

C. looks after D. looked after

Answer 1

【答案】B

【解析】试题分析：句意：医生已经致力于他绝大部分的时间奉献给了照顾病人们。此题考查固定短语devote to doing sth致力于做某事。根据句意，应选B。