题目

—Tommy is planning to buy a car. —I know. By next month, he_______enough for a used one. A. saves B. saved C. will save D. will have saved 答案:D    若集合A={0,1,2,3},B={0,2,4},则集合A∪B=(  ) A、{1,2}B、{1,2,3,4}C、{0,1,2,3,4}D、{0}
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