With the development of science and technology, the prices of TV sets have ________.
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A
gone down
B
went down
C
brought down
D
been gone down
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 I found him sitting in his chair,completely   ____    a magazine.
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A
absorbing
B
being absorbed in
C
absorbed in
D
absorbing in
His radio is a very old one. It sometimes works and sometimes it_______
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A
seldom does
B
does hardly
C
never does
D
doesn’t