The fire started on the first floor of the hospital, many of( )patients are elderly and infirm.
A.正确答案Awhose
B.which
C.its
D.their
The fire started on the first floor of the hospital, many of( )patients are elderly and infirm.
The fire started on the first floor of the hospital, many of( )patients are elderly and infirm.
A.正确答案Awhose
B.which
C.its
D.their