I usually walk to school, but ____ bus when it rains.  
#50141
A
in
B
by
C
with
D
at
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Can you help me ________ my English? 
#46470
A
with
B
of
C
learning
D
about
The girl ____ red is my sister.
#46598
A
on
B
in
C
of
D
over