— Have you solved your problem?— I’ve kept on thinking about that matter__________, but I have had no idea.
#45928
A
at times
B
some time
C
at a time
D
all the time
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A tsunami(海啸) happened in some southern Asian countries________ December, 2004.
#50249
A
at
B
on
C
in
D
by
What a nice day! We should go sightseeing ____ watching TV in the hotel.
#48131
A
because of
B
instead of
C
together with
D
out of
Kitty lives________ the ground floor and Sandy lives ________floors________ her.
#48975
A
in, three, above
B
on, third, below
C
in, three, below
D
on, three, above