if anyone is ill there,the doctor must---【sak】用括号内的单词的适当形式填空

问题描述:

if anyone is ill there,the doctor must---【sak】用括号内的单词的适当形式填空

have asked
虚拟语气

be SAK

If anyone is ill there,the doctor must be asked.

if anyone is ill there,the doctor must ask.