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Be polite ____ others!
#48477
A
to
B
at
C
about
D
on
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People often go skating in ________ winter．
#50845
A
/
B
a
C
an
D
the
I often talk______ _the phone_______ my friends_______ home．
#47448
A
on；to；to
B
in；with；at
C
over；to；from
D
on；with；at
We play badminton __________ every Friday evening.
#47446
A
on
B
in
C
at
D
/
—Guess, how much does it cost?—I think it costs       15 and 20 dollars.
#50233
A
from
B
between
C
among
D
with
 They can buy the pens _____ a very good _____.
#51047
A
at, price
B
in, price
C
at, cost
D
at, selling