woluoshimm 当前离线
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If there are more than two numbers in certain list, is each of the numbers in the list equal to 0?
1) The product of any two numbers in the list equal to 0.
2) The sum of any two numbers in the list equal to 0.
Answer: B(sorry, 之前写错了)
请问为什么啊?因为我选的D
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