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Books are helpful _____ us.
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from
B
on
C
in
D
to
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All animals _______ men feed on plants or other animals.
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among
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including
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except
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with
If you have questions,you should ask the teacher _________help.
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from
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on
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for
D
to
Helen will have a birthday party _____ the evening of November 8.
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on
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in
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 Could you please give me some advice ____ studying English?.
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in
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on
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at
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. ----How do you improve your listening skills, Mary? ----I often do it _______ tapes and English radios.
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by hearing
B
in listening to
C
by listening to
D
for listening