What are you doing _____ vacation?
#48594
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for
B
in
C
on
D
at
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—What is a writing brush, do you know?—It’s used ______ writing and drawing.
#50457
A
with
B
to
C
for
D
by
What are you doing _____ vacation?
—What is a writing brush, do you know?—It’s used ______ writing and drawing.