Listen! Some birds are singing __________ the tree.
#51352
A
in
B
on
C
at
D
of
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Chinese President Xi Jinping and his wife Peng Liyuan set off on their first state visit to Russia March 22, 2013.
#47922
A
in
B
on
C
by
D
at
The Qingming Festival of this year falls_______ 5th April and thousands of cars poured into high ways_______ the early morning of the holiday.
#46161
A
on; in
B
in; on
C
on; on
D
in; in