— Mom, what did your doctor say? — He ad
问题:
— Mom, what did your doctor say?
— He advised me to live ______the air is fresher. [ ]
A. where
B. in which
C. in where
D. the place where
— Mom, what did your doctor say?
— He advised me to live ______the air is fresher. [ ]
A. where
B. in which
C. in where
D. the place where