--When did the World Exposition(世博会) in Shanghai begin? --The Expo began ________ May 1, 2010.
#49122
A
in
B
on
C
at
D
by
推荐题目
— Why are you standing, Alice?—I can’t see the blackboard clearly. Two tall boys are sitting_______me.
#49375
A
behind .
B
next to
C
between
D
in front of
Jim spends about 2 hours ____homework, so he has only half an hour _____ his hobbies every day.
#47658
A
for; of
B
on; with
C
on; for
D
in; for
