一课一练是每位老师在教学过程中必不可少的教学工具,对于一些教学经验还不够丰富的老师来说需要多看一些好的一课一练,这样会成长的更快。新东方在线小学网整理了《2019年北师大版四年级上册数学一课一练:<方向和位置(答案)>》,供老师们参考。
北师大版四年级上册数学一课一练:方向和位置(答案)
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" 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