题目

Pan Changjiang is________than Zhao Benshan,but they are both________.A.faster,funnier     B.shorter,funnyC.bigger,quiet       D.quicker,quieter 答案:B若A(-2,3),B(3,-2),C(,m)三点共线 则m的值为 (  ) A.             B.           C.-2            D.2
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