Mr. Smith is very happy because the cars made in his factory have never been ______.
#17591
A
popular
B
more popular
C
most popular
D
the most popular
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I make a promise that I won’t waste any more of your ______ time. 
#19746
A
ordinary
B
valuable
C
generous
D
brilliant
. Before radio and TV, music could only be heard _______, that is, you had to go to places where musicians gave performances.
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A
  A. live     
B
   B. alive            
C
  C. living          
D
ively