论文题目：中文题目一般不宜超过15-20个汉字，英文题目一般不宜超过两行。英文题目: 英文题目与中文题目对应。题目的首字母，题目中各单词首字母大写，但以下情况例外：冠词不大写；不满五个字母的虚词(如介词、连词) 不得大写，满五个字母的虚词可大写，也可小写，满七个字母的虚词（如: through）必须大写。例 The Effect of Classroom Management on High School Academic AchievementI(引言) Introduction各小标题：顶格，Times New Roman， 小四号字，加粗，5倍行距；段落：首行缩进，Times New Roman， 小四号字，25倍行距。下同。IntroductionDiscourse analysis is the attempt by various linguists to extend themethods of analysis for the description of words and sentences to the study oflarger structures in， or involved in the production of， connected …As linguistic has become all the more popular in the field of … Topic of the debatesThe notion of “topic” is clearly an inquisitively satisfactory wayof describing a strict principle that people have been in obedience with forquite a long time， and this principle makes one stretch of discourse aboutsomething and the next stretch about something else (Brown，1983:76) Hence，it is used very frequently in discourse …1 Comparison of sentential topicSentential topic is associated with the descriptions of …2 Comparison of discourse topicSentential topic is not the traditional topic we usually Therefore，…
