Many other inventors had experimented with electric lights before Edison.
举一反三
- Which one is wrong about Thomas Edison?( ) A: He was educated in school. B: His first job is telegraph operator. C: He had many patents. D: He invented electric light bulb.
- The main idea of this text is that ______. A: deaf people make good inventors because they can focus without the distraction of conversation. B: Thomas Edison could not keep a job. C: Thomas Edison worked day and night on his experiments. D: Thomas Edison was always interested in science and inventions, and he invented many important things.
- Many large supermarkets now sell other goods, for example clothes and products. (electric)
- It was well known that Thomas Edison _____ the electric lamp.
- Many years had ____ before they returned to their original urban areas.