It’s difficult for such a girl to swim ____ the river.
#50697
A
cross
B
across
C
crossing
D
crossed
推荐题目
______ book is ______ the floor.
#47592
A
An;on
B
A;under
C
The;under
D
The;on
What do you get        your birthday?
#49980
A
to
B
for
C
at
D
with