“小草喝水吗?”“喝。”教室里欢呼雀跃。接着我和同学们明确了实验的方法。此后,我经常到教室里提醒他们要进行测量记录。一周以后10个小组进行了汇报,而有些却出乎我的意料!意外收获之一:发现根是小草喝水的重要器官。学生说:“好奇怪,我们这组试管里面的水一直都是17厘米, “Does the grass drink water?” “Drink.” The cheers in the classroom. Then I and my classmates clarified the experimental method. Since then, I often go to the classroom to remind them to take measurements. One week later, 10 groups reported, while others went beyond my expectations! One of the unexpected gains: It was found that the root is an important organ for grass to drink water. The student said: "It’s weird that the water in our test tube is always 17 centimeters,