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---Lucy, is maths difficult to learn in a foreign school? ---I’m not sure, but no subject can be learned well __________hard work.
#46054
A
without
B
through
C
by
D
with
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--- Don’t drive so fast! We must slow down when we drive ______the tunnel.
#47087
A
past
B
through
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across
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over
–How do you travel to school every day? –I go ____ bus.   
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A
on
B
at
C
in
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by
We would rather buy some books______ some snacks.
#51151
A
in
B
since
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than
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of
The boys even have no time for their homework _________ the basketball match.
#49243
A
because of
B
because
C
as
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The school is an international school         children       5—12.
#50061
A
for; to
B
of; for
C
for; of
D
with; at