• 切入主题要自然，不要生搬硬套，拐弯抹角。试比较下面两篇引言的开头部分： 2.研究范围：Topics or members – Who'll just take aspect inside your review ? What kind of sampling treatment do you use? 是特定人群，年份，还是某种样品？ Summary – in the initial write-up, this segment may be absent or merged with “Discussion”. Certain research summary Guidelines might require this to get a stand... http://researchpaper82467.dailyhitblog.com/14849468/research-essay怎么写-an-overview