U9、 I replaced my teeth - Statistics 九、我换牙了——统计 I changed five teeth. 我换了5颗牙。 I changed four teeth. 我换了4颗牙。 I changed six teeth. 我换了6颗牙。 What questions can you ask? 你能提出什么问题? You said I said 你说我讲 What about the change of teeth? 大家换牙的情况怎样呢? Ask each student and record it. 问一问每位同学，然后记录下来。 You can also raise your hands to count, for one tooth, for two. 也可以举手数一数，换1颗牙的举手，换2颗..... I draw a O" for a man... 我画一个“O"表示1个人..... I draw a V" for a man... 我画一个“V"表示1个人..... Which recording method do you prefer? 你喜欢哪一种记录方法? Let's sort it out 我们来整理一下 I count and paint. 我边数边涂。 It can also be arranged in this way. 还可以这样整理。 I found () most people change their teeth. 我发现换( )颗牙的人最多。 I found that the number of people who changed four teeth was five... 我发现换4颗牙的人数比换5颗的..... |
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