一、问候能唤起学生的参与意识,便于教师及时调控教学。教学是教师与学生之间的双边活动,课的开始,也就是师生之间互相配合活动的开始。课前师生互道一声问候,不仅能交流师生感情,唤起学生的参与意识,而且使教师能及时了解 First, greetings can arouse students’ sense of participation, so that teachers can timely adjust and control teaching. Teaching is a bilateral activity between teachers and students. The beginning of the class is the beginning of the mutual cooperation between teachers and students. Teachers and students exchange greetings before class, not only can exchange teacher-student feelings, evoke students’ sense of participation, but also enable teachers to understand in time.