while the dialogue among students in essence is a co-operation and joint research in which the students, as equal dialogists, are more likely to break the vision limitations and transcend the self-centerness 這四種對話方式是相互交融、彼此滲透的統(tǒng)一的整體,為論述方便,本部分分別對這四種對話方式進行闡述。