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–Is it polite to speak or laugh loudly _________? –No, I don’t think so.
#45995
A
on time
B
at least
C
by chance
D
in public
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 You should do your homework＿＿ watching TV.
#47686
A
because of
B
instead of
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instead
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except
Tom looks ________, for he hardly ever exercises ____ his free time.
#46422
A
unhealthy, in
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unhealthy, on
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healthy, in
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healthy, for
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#47648
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in
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on
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for
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on
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Our school is ______ children ______ 5-12.
#50729
A
in; for
B
for; in
C
of; for
D
for; of