--Which floor do you live_____? --The first floor. And I live ________Room 2046.
#48041
A
on; in
B
on; on
C
in; on
D
in; in
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We will celebrate the 90th birthday of the Chinese Communist Party ____June 29th, 2011 in Qinzhou.
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A
on
B
at
C
in
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during
– How many babies can a mother giant panda have _________ ? – One or two.
#49237
A
one time
B
at a time
C
at times
D
some time
The teaching building has five floors. My classroom is ______________ the third floor.
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A
on
B
in
C
at
D
to
