We all know something about Thomas Edison. He was a great American21.He was in school for only a short time. 22, he had to leave the school and23himself at home and learned a lot. When Edison grew up, he had his own lab. He worked hard and hardly24to have a rest.
One day a friend of his brought a young man into his lab. He25the young man to Edison. He said the young man had studied in a famous university in Germany and had a lot of26of physics and maths. Edison was glad to work with a man like him and27him as a helper. A few weeks later, the young28about Edison’s past. He began to look down on him. Edison 29about it, but he said30.
Once the young man came into the lab while Edison31an important experiment. He stood near the table32he didn’t help him. Edison stopped33out a bottle and said, “Go to calculate (计算)its volume(容积)and tell me the34in two hours.”
At first the young man thought it easy to do it. Soon he35it difficult. Two hours later Edison went into his office and saw a lot of paper and books on his desk. Of course he couldn’t compute the volume in the time36.
“Why not pour some37into the bottle?” said Edison. “Then you’ll38calculate its volume!” Having heard this, the young man’s39turned red, and he knew Edison was really 40than him!
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