______ a good insulator(绝缘体) , rubber is often used in cables.
#97994
A
Having been
B
To be
C
Be
D
Being
推荐题目
_______ finish their task ahead of time, the students worked harder and harder.
#90105
A
So as to
B
As to
C
In order to
D
In order that
I _______ that the job has been filled.
#96610
A
regret to say
B
regret saying
C
regret to have said
D
regret said
His words were very ______. Everyone got _____ at the bright future described in his speech.
#96085
A
exciting…exciting
B
excited…exciting
C
exciting…excited
D
excited…excited
This is the best way I could think of _______ people getting into the dangerous areas.
#96291
A
stopping
B
to keep
C
to stop
D
keeping
I apologized for ____ to tell you when and where the meeting will be held in advance. ----That’s all right.
#97878
A
my being not able
B
me not to be able
C
my not being able
D
me to be not able