What topic is the passage mainly concerned with? [br] How many inventions and di

游客2023-09-16 36

问题 What topic is the passage mainly concerned with? [br] How many inventions and discoveries made by man are mentioned in the passage?

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答案 Six

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Ihavefoundsomearticles_____theharmfuleffectsofdrinking.A、beingconcerned