--- When was the 29th Olympic Games held? --- ________ 8:00 of August 8th ,2008, Beijing.
#50793
A
At
B
On
C
In
D
For
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—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
