It was an unpleasant subject ____ we _____ for a long time.
#76789
A
about which…discussed
B
about which…argued
C
over them…argued
D
which…argued
推荐题目
I can never forget the days _____ we worked together and the days ______ we spent happily together.
#77023
A
when; which
B
which; when
C
for which; that
D
on which; when
Is this factory _____ your sister used to work?
#77972
A
that
B
the one which
C
where
D
the one where