_____ lots of times, the song doesn’t sound as nice as before.
#96514
A
Hearing
B
To hear
C
Having heard
D
Heard
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It is hoped that this project _____ by the end of 2014 will be a popular tourist attraction of the city.
#90911
A
being accomplished  
B
to be accomplished
C
will be accomplished 
D
accomplished
_________, the experiment is sure to succeed.
#90652
A
If carefully doing
B
If carefully done
C
If it done carefully
D
If it doing carefully