A tsunami(海啸) happened in some southern Asian countries________ December, 2004. 
#50249
A
at
B
on
C
in
D
by
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 This one-hour documentary is on Golden TV _____7.30 p.m. ______ 8.30 p.m.
#47245
A
from, and
B
between, to
C
between, and
D
from, between
My little sister is afraid of to stay at home alone.
#51154
A
quietly
B
lonely
C
all the time
D
by herself
You have to study_____ the Chinese test_____ Monday night.
#46783
A
at; on
B
for; on
C
on; for
D
at; in