The engineer will return from Macao ____ a few days.    
#50118
A
since
B
in
C
on
D
after
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Taiwan lies in the east of China. 
#46376
A
is in
B
is near
C
is far away from
D
is located on
——How do you study ______ a test ? ——I study _____working _____a group.
#46999
A
for, in, with
B
for, by, at
C
for, by, with
D
of, in, by