You need some facts _____ to base your theory.
#94221
A
where
B
on which
C
in place where
D
in the place
推荐题目
--- Would you like to go to the party tonight?---I’d like to, but I must go over my lessons, _________ tomorrow’s exam.
#92190
A
meaning passing
B
aiming to pass
C
intended to passing
D
pointing at passing
While crossing the street, you must _______ your riding speed. 
#95747
A
just
B
adjust
C
be adjust
D
adjusting
.- Can I smoke here? - Sorry. We don’t allow _____ here.
#97170
A
people smoking
B
people smoke
C
to smoke
D
smoking