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    The computer was one of the greatest in the 20th century. A. inventions B. discoveries C. findings D. explorations A.“发明 , B.“发现 ,C.“发现.发现物 ,D.“探险 . 【查看更多】

     

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    The computer was one of the greatest______ in the 20th century.

    A. inventions   B. discoveries   C. findings  D. explorations

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