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在坐标面上和在坐标轴上的点的坐标各有什么特征?指出下列各点.....
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She was _____ to wait for over an hour.A.madeB.takenC.hadD.done..
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You are _____ to my dictionary. Whenever you need it just tell me.A.welcomeB.comparab..
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It takes courage for one _________the huge task to say nothing of fulfilling it in su..
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用比值审敛法判定下列级数的收敛性..
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Expensive goods are not _____ good.A.surelyB.necessarilyC.possiblyD.doubtfully..
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