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化简计算:110200-20.08-412+2572-数学
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Nowadays it is obvious that the Internet _______ our life rapidly.A.would changeB.changedC.had chang
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计算:93+712-548+213.-数学
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计算:1224-683+46-2.-数学
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化简:32-8+212.-数学
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His teacher told him that since his parents were working abroad , either his grandparents or one of
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计算:(1)8a-32a(2)3220×1348.-数学
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下列运算(1)(-5)2=-5,(2)8+182=4+9,(3)32+23=55,(4)4-2=2.其中正确的个数是()A.0B.1C.2D.3-数学
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计算:323+182-505.-数学
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24+23-36.-数学
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计算12-12-3+|-2|+8-数学
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