假设你生活在半坡原始居民时代，在猎获一头野羊后，要把羊肉分割成小块，你所使用的工具是( )

题干

A：打制石器

B：磨制石器

C：青铜剑

D：铁斧

上一题下一题 0.0难度选择题更新时间:2012-09-22 11:08:05

B

根据表格内容，判断正误。

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