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The police warned us ______ possible danger.
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A
for
B
in
C
to
D
about
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Su Hai went for a walk in the park_______Sunday morning.
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A
at
B
on
C
in
D
\
 Project Hope built many schools ______ big classrooms and playground.
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A
in
B
of
C
for
D
with
Vegetables are good      our health, so we should eat them every day.
#50530
A
at
B
for
C
in
D
with
 Do you know the answer _______ this question?
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A
of
B
for
C
in
D
to
Look! They are sitting __________ the tree.
#48649
A
between
B
in front of
C
in the front of
D
in the front