案例自从那几颗菜豆种下后,每次去上课,学生总有新发现。那天上课,刚跨进教室门学生就又“报告”了:“老师,曾军君的豆芽也出土了!”“老师,你看黄菁的豆芽已经长这么高了!”看着孩子们种下的一杯杯豆芽的长势,我正想说点什么,然后转入新课学习,却听官俊问:“老师,为什么有的豆芽长得快一点,有的豆芽却长得慢一点?”一石激起千层浪,孩子们马上七嘴八舌地议论开了。 Case since that few beans planted, each go to class, students always have new discoveries. The class that day, just entered the classroom door students again “Report ”: “Teacher, Zeng Junjun’s bean sprouts also unearthed! ” “Teacher, you see Huang Jing’s bean sprouts have been so high!” Look I am trying to say something, and then transferred to the new lesson to learn, but listen to the official Jun asked: “Teacher, why some bean sprouts grow faster, and some bean sprouts are long A little slower? ”A stone aroused Melaleuca waves, the children immediately rumbled argument opened.