世上的事大致可以分成四种:有意义又有意思的事,没意义又没意思的事,有意义却没有意思的事,有意思却没有意义的事,第一种学生和老师都喜欢,可惜太少,第二种大家都不喜欢,所以基本上都不会做,后两种,有的学生喜欢而老师不喜 Things in the world can be roughly divided into four kinds: meaningful and interesting things, meaningless and meaningless things, meaningful and meaningless things, meanwhile meaningless things. The first kind of students and teachers all like it, but unfortunately too little , The second we do not like, so basically will not do, the latter two, some students like and teachers do not like