______ a good insulator , rubber is often used in cables.
#97954
A
Having been
B
To be
C
Be
D
Being
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______ label to each of the trees, with detailed introduction of their features, and visitors will know more about them and how to protect them.
#95484
A
To attach
B
Attach
C
Attached
D
Having attached
. There have been several new events______ the program for 2012 long Olympic Games.
#97606
A
to add
B
added
C
adding
D
having been added
Unless ________ , the murderer is likely to commit similar or further offences.
#97216
A
to arrest
B
arrested
C
been arrested
D
arresting
— What do you think of the film Inception (盗梦空间)? — Just so-so. I don’t think it worth ______ a second time.
#96592
A
watching
B
watched
C
to watch
D
being watched
Her eyes __________ on her plate and in a short time, she was busy ________.
#94467
A
were fixed, eating
B
fixed, to eat
C
were fixed, to eat
D
fixed, eating