Gibert electricity, but Edison the light bulb. [ ] A.discovered; foundB.discover
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![Gibert electricity, but Edison the light bulb. [ ] A.discovered; foundB.discover](/pic/43_948864.jpg)
Gibert ________ electricity, but Edison ________ the light bulb.
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A.discovered; foundB.discovered; inventedC.invented; discoveredD.uncovered; invented试题答案
答案:B