题目

小明晚饭后出门散步,从家点O出发,最后回到家里,行走的路线如图所示.则小明离家的距离h与散步时间t之间的函数关系可能是() A . B . C . D . 答案:CMary kept weighing herself to see how much ________ she was getting. [  ] A.heavier      B.heavy C.the heavier     D.the heaviest
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