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题型:解答题-问答题 难度:0.85 引用次数:118 题号:11625380
将下列各数中的负数、分数和负整数填入对应的集合内:
-15,+6,-2,-0.9,0,
负数集合:{                                                    ……};
分数集合:{                                                    ……};
负整数集合:{                                                ……}.

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共计 平均难度:一般