Sometimes I work ________ the day and sometimes _________ night. 
#48953
A
on, at
B
at, on
C
at, in
D
in, at
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--- ________ the music sounds!---Yes. It reminds us _______our happy childhood.
#49734
A
What wonderful, about
B
How wonderful, of
C
What wonderfully, about
D
How wonderfully, of.