本期，小编在后台给大家总结了一些在写作过程中可能会用到的万能句型，在你写作过程中觉得词不达意的时候，或许会给你一点灵感，建议收藏！
1
文献简介
• Recently investigators have examined the effects of X on Y.
• In the past two decades a number of researchers have sought to determine ......
• A considerable amount of literature has been published on X. These studies ......
• Smith (1984: 217) shows how, in the past, research into X was mainly concerned with .......
• The first serious discussions and analyses of X emerged during the 1970s with ......
• Xs were reported in the first models of Y (eg, Smith, 1977; Smith, & Patel, 1977).
• What we know about X is largely based upon empirical studies that investigate how ...... Studies of X show the importance of .....
2
强调研究领域存在的问题
• Lack of X has existed as a health problem for many years.Despite its safety and efficacy, X suffers from several major drawbacks:
• However, research has consistently shown that first year students have not attained an adequate understanding of ......
• There is increasing concern that some Xs are being disadvantaged ......
• Despite its long clinical success, X has a number of problems in use
• Questions have been raised about the safety of prolonged use of ......
3
强调研究领域存在的争议
• The controversy about scientific evidence for X has raged unabated for over a century.
• More recently, literature has emerged that offers contradictory findings about .....
• Debate continues about the best strategies for the management of ......
• This concept has recently been challenged by ....... studies demonstrating .......
4
强调研究领域的知识差距
• This indicates a need to understand the various perceptions of poverty that exist among ......
• Several studies have produced estimates of X (Smith, 2002; Jones, 2003), but there is still insufficient data for .....
• However, there have been no controlled studies which compare differences in ......
• However, the evidence for this relationship is inconclusive ......
• What is not yet clear is the impact of X on ......
5
强调前人研究的不足之处
• Most studies in X have only been carried out in a small number of areas.
• The experimental data are rather controversial, and there is no general agreement about ......
• However, few writers have been able to draw on any structured research into the opinions and attitudes of ......
• The existing accounts fail to resolve the contradiction between X and Y.
• However, much of the research up to now has been descriptive in nature ....
6
重申研究目的
• Part of the aim of this project is to develop software that is compatible with X operating system.
• The aim of this research project has therefore been to try and establish what ......
• The main aim of this investigation is to assess the doses and risks associated with ......
• The aim of ths study is to shine new light on these debates through an examination of ......
• This study therefore set out to assess the effect of management by ......, and the effect of ......
7
介绍方法、数据的来源
• This dissertation follows a case-study design, with in-depth analysis of ......
• The approach to empirical research adopted for this study was one of a qualitative, semi- structured interview methodology.
• By employing qualitative modes of enquiry, I attempt to illuminate the ......This work takes the form of a case-study of the ......
• Qualitative and quantitative research designs were adopted to provide both descriptive, interpretive and empirical data.
• A holistc approach is utilised, integrating literary, numanistic and archeological material to establish ......
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