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I usually walk to school, but ____ bus when it rains.  
#50141
A
in
B
by
C
with
D
at
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－ It seems to me traveling by plane is dangerous.－ I don’t think so. ______ planes have the best safety records.
#50816
A
At most
B
At least
C
At last
D
At present
Jill goes to school ________ her bike every day.
#49064
A
in
B
on
C
with
D
by
 Amy goes to school ________.
#48285
A
by a bike
B
on bike
C
on her bike
D
ride a bike
--Mr. Smith, Can you give us some advice on how to learn English well’?--Remember, Nothing can be learned well ______hard work.
#49911
A
by
B
through
C
with
D
without
 Is this a picture______your school?
#47229
A
in
B
at
C
to
D
of