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  • 1. (2022七上·平潭月考) 把下列各数填在相应的括号里:

    -5,+ , 0.62 ,4,0 ,-1.1 , , -6.4,-7 ,-7

    正整数(                                                 )

    负整数(                                                 )

    非负数(                                                 )

    负数  (                                                 )

    正数  (                                                 )

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