教室里,传来了一阵怪怪的笑声。同学们有的龇牙咧嘴,有的狠狠地瞪着杨老师,有些同学则是一副迷惑不解的样子。这是怎么回事呢?想知道答案,那就回到我们的作文课堂看看吧!上课了,杨老师又开始唠叨起观察了,观察,观察,又是观察! There was a weird laugh in the classroom. Some students grimace, some stare fiercely to Yang, some students are a pair of puzzled look. This is how the case? Want to know the answer, then go back to our composition classroom to see it! Class, Yang began to nagging observation, observation, observation, but also observation!