That is his book ___ the lost and found case.
#49158
A
on
B
in
C
for
D
at
推荐题目
—How do the children cross the river to go to school in that small village? —They cross the river _________.
#46108
A
on a ropeway
B
by bike
C
by the boat
D
on foot
The light is still ,Mr. Green _________at home now.
#50272
A
on, can be
B
down, may be
C
on, must be
D
up, can’t be
