I’m going ___ a picnic on Saturday.
#50021
A
at
B
for
C
in
D
with
推荐题目
Why did you argue __________ him?  
#50048
A
to
B
on
C
by
D
with
He will work in this school _______.
#48944
A
in two years
B
after two years
C
since two years
D
during two years