Mary often studies English by _______ with a group.
#49704
A
working
B
work
C
to work
D
worked
推荐题目
It’s clever________ Amy to make a birthday cake, but it’s hard _____ me to do that.
#48522
A
for; for
B
of; of
C
for; of
D
of; for
—It’s meaningful us to do something for people in need．—It’s really nice you to think so．
#47643
A
for; of
B
of ; for
C
for; for
D
of; of
My father is a doctor．He works _________．
#49435
A
in a hospital
B
in hospital
C
of the hospital
D
at hospital