题目内容
(用所给动词的正确形式填空) Gilbert(吉尔伯特) _________ (discover) electricity(电),but Edison(爱迪生) ________ (invent) the electric light bulb.
答案:
discovered,invented
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题目内容
(用所给动词的正确形式填空) Gilbert(吉尔伯特) _________ (discover) electricity(电),but Edison(爱迪生) ________ (invent) the electric light bulb.
答案:
discovered,invented