计算：（﹣1）0+|﹣3|=（）。-八年级数学

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• 计算﹣（﹣m）﹣1的结果为[]A．mB．﹣mC．D．--六年级数学
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• 3﹣3=（），（π﹣3.14）0=（）．-七年级数学
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• 计算：20110=（）。-七年级数学
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