单选题1岁的宝宝,牙齿数大约为()A6-8颗B9-10颗C11-12颗D3-5颗
单选题
1岁的宝宝,牙齿数大约为()
A
6-8颗
B
9-10颗
C
11-12颗
D
3-5颗
参考解析
解析:
暂无解析
相关考题:
将以下数修约为4位有效数字:0.0253541修约为(),0.0253561修约为(),0.0253550修约为(),0.0253650修约为(),0.0253651修约为(),0.0253549修约为()。
填空题将以下数修约为4位有效数字: 0.0253541修约为(), 0.0253561修约为(), 0.0253550修约为(), 0.0253650修约为(), 0.0253651修约为(), 0.0253549修约为()。
判断题宝宝能流畅地数数,并不说明他理解了数的概念。A对B错