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When I was very young, I was terribly frightened of school, but I soon ____ it.
A. got offB. got across C. got awayD. got over
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某班在美化校园活动中要用石条在一个草坪中围修一个面积不小于5平方米的正方形花圃,现有石条总长度是9米,问石条是否能满足需要?请说明理由.
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解下列方程:(1)3x+2=5x-6;(2)3x-74-2=x+175.
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若m、n取正数,p、q取负数,则以下式中其值最大的是[]
A.m﹣(n+p﹣q)B.m+(n﹣p﹣q)C.m﹣(n﹣p+q)D.m+(n﹣p+q)
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下列运算中,正确的是()
A.一(m+n)=" n" - mB.(m3n2)3= m6n5C.m3??n2 = m5D.n3 ÷n3 = n
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