It is said in the book that Thomas Edison (.) the world-lead

学习时间:2026-05-30 16:12:13 阅读：2743

It is said in the book that Thomas Edison (.) the world-leading inventor for sixty years答案在下A would be.B has been C had been.D was

和谐的巨人

2026-05-30 16:12:13

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用was表示一般过去时。即爱迪生的生平,这本书里说,爱迪生作了60年的领先的发明家。与现在无关,纯属过去。与下面的句子相似：I stayed in Beijning for 10years 。