________ how others react to the book you have just read creates an added pleasure.
#89480
A
Hearing
B
Hear
C
Having heard
D
To be hearing
推荐题目
______clearly in class, Mr. Smith raised his top voice to ask his students to stop chatting.
#93204
A
Found not heard
B
Found not hearing
C
Finding not heard
D
Finding not hearing
______ when to leave, I could only stay at home, _____ nothing. 
#97220
A
Knowing not; done
B
Not knowing; doing
C
Having not known; done
D
Not having known; doing
On average, 50 percent of those _____ said they would prefer to see Mr. Obama win the 2012 ticket, _____to just nine percent who prefer Mr. Romney.
#90909
A
to be questioned; compared
B
having questioned; comparing
C
questioned; compared
D
questioning; comparing
If we can convince young people _____, they might then urge their parents and other people ____ smoking, too.
#88243
A
not starting; to give up
B
not to start; give up
C
not to start; must give up
D
not starting; should give up