问题
选择题
With the development of science and technology, the prices of TV sets have________. [ ]
A. gone down
B. went down
C. brought down
D. been gone down
答案
答案：A
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With the development of science and technology, the prices of TV sets have________. [ ]
A. gone down
B. went down
C. brought down
D. been gone down
答案：A