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】句意：医生把他的大部分时间都用在了照顾病人上。devote oneself to doing sth致力于……；献身于……。故选B。