Without facts,we can’t form a correct opinion,for we need to have actual knowledge____ our thinking.
#94200
A
which to be based on
B
on which to base
C
which to base on
D
which to base
推荐题目
They would not allow him _______ climbing Mount Everest.
#95845
A
to risk to
B
to risk going
C
risking going
D
risk going
_____ carelessly, the boy made mistakes here and there. .
#97532
A
being written
B
Wrote
C
Write
D
Writing
_____in the queue for half an hour，the old man suddenly realized he had left the cheque in the car.
#89360
A
Waiting
B
To wait
C
Having waited
D
To have waited
On August 12,2009, Typhoon Morakot swept across Taiwan island, _____ a lot of villages _____.
#93662
A
leaving; damaged.
B
left; damaged.
C
left; damaging.
D
leaving; damaging.
We should remember to save water resource and not to leave the water_____all the time.
#98729
A
to be running
B
to run
C
running
D
run