十位上的数和个位上的数相减得0的数,说明:这个数的十位上的数字与个位上数字相同.
就是:11、22、33、44、55、66、77、88、99
猜你喜欢
- 1以 in order to 造句
- 2化学反应分类
- 3arrive的英文解释 :A,get B,get to C,come D,go to中,选哪个?
- 4You are very kind to take the trouble to help me 回答是什么 最好长一点
- 5问几到初一解方程
- 6at home 的home是什么词
- 7A farmer had some little dogs to sell.As he was putting up an advertisement on the fence of his yard,a __31__ happened t
- 8Show Rose your nose.=Show( )Rose.
- 9在一个圆柱形水桶中装有水,水位高位28厘米,把一个底面半径是5厘米的圆锥形铁块放入在水中,水位升高2
- 10We plant many trees in spring every year (改为被动语态)