题目内容：
Electrons, as one knows, are minute ()charge of electricity.A.negative
B.positive
C.reverse
D.all of above
参考答案：
选择题：Electrons, as one knows, are minute ()charge of el
- 题目分类：河南师范大学-计算机科学与技术-专业英语
- 题目类型：选择题
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A.negative
B.positive
C.reverse
D.all of above