The foreigners have been in Beijing for three years, so they are familiar the city .
#47620
A
to
B
with
C
for
D
On
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My aunt often drops by my house ______ Sunday afternoons because I am free then.
#50637
A
at
B
in
C
on
D
of
The foreigners have been in Beijing for three years, so they are familiar the city .
My aunt often drops by my house ______ Sunday afternoons because I am free then.