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Practice Speaking: Read Aloud
ID: #51922
Medium Electric Current
Instructions
Look at the text below. In 35 seconds, you must read this text aloud as naturally and as clearly as possible. You have 35 seconds to read aloud.
Almost 200 years after French physicist Jean Peltier discovered that electric current flowing through the junction of two different metals could be used to produce a heating or cooling effect, researchers say it is time to step up efforts to find new materials for the thermoelectric cooling market.
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