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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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I wrote _______ my brother last Saturday, but I haven’t heard _______him up to now.
#50619
A
from; to
B
to; of
C
to; to
D
to; from
 ______ all the lessons in Book 8A, Unit 5 is the most interesting.
#47660
A
In
B
On
C
Of
D
At
Millie always has bread and milk __________breakfast.
#49603
A
for
B
on
C
to
D
in
Our teacher is very kind to us. So we regard her ________our best friend.  
#50359
A
on
B
to
C
as
D
at
--- Where is my soccer ball?--- It' s ______ the table ______the floor.
#48632
A
on, under
B
on, on
C
under, under
D
under, on