The findings of the research, _________ on a lot of experiments, are convincing.
#96102
A
to base
B
based
C
is based
D
basing
推荐题目
_____made both her parents angry.
#94881
A
Betty comes home lately at night
B
Betty coming home late at night
C
Betty came home late at night
D
Betty’s coming home late at night
—Robert is indeed a wise man.—Oh，yes.How often I have regretted ______ his advice!
#98141
A
to take
B
taking
C
not to take
D
not taking
While cleaning the snow on the road, _________.
#94063
A
a wallet was found on the ground.
B
a wallet appeared on the ground.
C
I found a wallet lying on the ground.
D
I found a wallet laid on the ground.
“If,” he added at the meeting, “________ enough time, we would certainly have done it better.”
#96582
A
given
B
to be given
C
give
D
giving
Storm chasing is so dangerous that some chasers are often hurt in accidents ______ by driving in a heavy rain.
#95917
A
having caused
B
caused
C
to be caused
D
causing