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
This afternoon Mr Smith will give us a report on nuclear energy , which is well worth _____.
#96049
A
listening
B
listening to
C
being listened
D
being listened to
Today the number of people ________ English in China is increasing rapidly.
#96599
A
learning
B
are learning
C
to learn
D
learn
When ____ to danger and conflict, men tend to increase blood pressure, ______ nervous and  anxious.
#94254
A
exposed; felt
B
exposed; feeling
C
exposing; feeling
D
exposing; felt