A mother is very good at using every chance to educate her son,who was three years old.One day,she took a plug and siad to her son:"Look,there are two pieces of copper,so it must be plugged to a place where there are two holes.Where do you think it should be plugged?"She weited for an answer.
"Plug in noce."Is the answer.
有一位母亲非常善于用任何机会来教育她那只有三岁的儿子.有一天,她拿着一个插头对她儿子说：“看,这里有两片铜片,那这个一定要插在有两个孔的地方.你觉得这个应该插在哪里?”她等待一个回答.
“插在鼻孔里.”这是一个回答.