(2012·浙江高考)No matter how bright a talker you are, there are times when it's better ________ silent.
#88997
A
remain
B
be remaining
C
having remained
D
to remain
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—Would you like me        the radio a bit?—No, it’s all right. I’m used        with the radio        .
#95707
A
to turn down; to work; on
B
turning down; to working; on
C
turning down; to working; off
D
to turn down; to working; on