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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,0,1,2,3,4,5,6,7,8,9,10,动物王国运动会,sh sh xin,数 射 线,0,1/8,0,1,2,3,4,5,6,7,8,9,10,0,数射线有哪些特征?,1.,有原点(,0,),2.,有单位(每格都一样),3.,有方向(从,0,往右数,越数越大),2/8,0,1,2,3,4,5,6,7,8,9,10,填相邻数,0,1,2,0,在,1,左边,2,在,1,右边,2,3,4,7,8,9,1,2,3,6,7,8,3/8,0,1,2,3,4,5,6,7,8,9,10,比赛开始啦,.,),小熊:从,0,向右跳,一次跳()格,,跳了()次,停在了(),4/8,0,1,2,3,4,5,6,7,8,9,10,小兔:从,0,向右跳,,一次跳()格,跳了()次,停在了(),5/8,0,1,2,3,4,5,6,7,8,9,10,小袋鼠:从,0,向右跳,,一次跳()格,跳了()次,停在了(),6/8,0,1,2,3,4,5,6,7,8,9,10,从,0,向右跳,跳得越远,跳到数越大,:,1,2,或,:,1,4,2,4,9,10,7,4,8,3,5,5,8/8,
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