He is sitting __________ the classroom.
#48172
A
at the front
B
in the front of
C
in front
D
in front of
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He is better than me_______ swimming.
#49750
A
in
B
at
C
on
D
after
My father returned at 10 o’clock ______ of June 15.
#47846
A
in the night
B
by the night
C
on the night
D
at night
 ----How do you improve your listening skill, Mary? ----I often do it _______ tapes and English radios.
#47453
A
by hearing
B
in listening to
C
by listening to
D
for listening