问题
选择题
Everybody showed great respect to the old doctor, who devoted everything he had to __________ the poor conditions of the local hospital.
A．improving
B．improve
C．to improve
D．being improved
答案
答案：A
考查固定短语。Devote sth to sth/doing sth,花费时间做某事；to是介词。后面接动名词。