英语竞赛题大放送4Doyouknowwho_C___theele
Do you know who ____the electricity? proved de vevted D.discovered WHY?
invent:发明,电属于“工程类”,用“发明” 对于自然规律,定律,定理,用discover(发现),如newton发现(discover)了“万有引力定律” 安培ampere发现(discover)了安培定律等等