My friend works ___ a hospital ___ a doctor.
#49209
A
at, in
B
from , as
C
in, as
D
on ,as
推荐题目
There are some apples ________ the tree. There are some birds ________ the tree, too.
#48841
A
on; in
B
in, in
C
on; on
D
in; on
—Malaysia Airlines Flight MH370 was expected to land in Beijing the morning of 2014,March 8.
#46070
A
in
B
on
C
of
D
at