单选题
Medical facilities are being
upgraded
.
A、
renewed
B、
repaired
C、
improved
D、
increased
【正确答案】
A
【答案解析】
[解析] 考查动词。题干划线词upgrade意为“升级，更新”，与renew意思上比较一致，所以答案为A。
提交答案
关闭