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It is well known that Tomas Edison ______ the electric lamp.A、discoveredB、found
It is well known that Tomas Edison ______ the electric lamp.A、discoveredB、found
游客
2023-10-05
67
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问题
It is well known that Tomas Edison ______ the electric lamp.
选项
A、discovered
B、found
C、developed
D、invented
答案
D
解析
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