一、简要综述以往和现在研究：
1. 最初的研究： The initial studies on . ; While .. ..was divided into.. ..in initial studies in the literatureIn the study mentioned above;
2.绝对不能全面否定前人的成果，即使在你看来前人的结论完全不对。这是对前人工作最起码的尊重，英文叫做给别人的工作credits.所以文章不要出现非常negative的评价，比如Their results are wrong, very questionable, have no commensence, etc.遇到这类情况，可以婉转地提出：Their studies may be more reasonable if they had……considered this situation.Their results could be better convinced if they……Or Their conclusion may remain some uncertanties.
3.某方法在某领域的普及程度Recently, A have pervaded many areas of B ranging from C to D.
4.总结以前的研究，使读者了解研究的现状； 总述如今的的研究； 建议解决问题的后续步骤。如：
In previous studies, It describes a situation in XXX,today's research is XXXX
5.投入大量研究：investing in a lot of research，Researching widely；a great deal of researches；much investigations；a lot of
6.少量研究：a small amount of；a few studies;
7.某种方法现在被推翻：some method is now overthrown
8.xxx被普遍认可：xxx was generally accepted
9.据统计：as statistics shows；
10.表示比较，对比：As compared to…；in contrast to…；…is comparable to or greater than these values are theoretically detectable.
二、重点回顾与本工作相关的研究：
1.强调当前研究中存在的困难：
One of the main obstacles ...；One of the greatest challenges ...;A key issue is the safe disposal of ...;The main disadvantage of X is that ...;X is associated with increased risk of ...;It is now well established that X can impair ...(impair 损害)
2.前沿方法:State-of-the-art approach
3.在…方面:Walking in A；with respect to
4.引起注意的连词 ：On the hand ,On the other hand; In another study;Another issue that is as important as the...;
5.概括内容：
This paper has given an account of and the reasons for the widespread use of X
This essay has argued that X is the best instrument to ......
This assignment has explained the central importance of X in Y.
6.研究表明：research shows
7.引起该问题的原因：the cause of the problem
8.表示效果更明显：The effect was more pronounced with increased…；have determinant impact on…
三、以往工作的不足：
1.在叙述前人成果之后，用However来引导不足，提出一种新方法或新方向:
如：However, little information(little attention/little work/little data/little research……)(or few studies/few investigations/few researchers/few attempts……)(or no/none of these studies……)has(have)been done on(focused on/attempted to/conducted/investigated/studied(with respect to))。
2.某方法存在的问题:A still struggle under severe occlusions；A derived B is biased;
3.解决问题tackle occlusion；之前的方法描述及其缺点:Prior approaches have used xxx, in which xxx, but which xxx
4.与之相反的研究结果:
However, a new approach
In addition to they proposed..
In addition, in recent years, .. ..has found.. ..
5.当前理论存在的问题、局限性
One question that needs to be asked, however, is whether ......
A serious weakness with this argument, however, is that ......
One of the limitations with this explanation is that it does not explain why...
One criticism of much of the literature on X is that ......
6.缺乏可行性：lack of feasibility
7.缺乏依据：lack of basis
8.缺陷、不足：there are certain limitations；they suffer from serious limitations of；limitations include the need to…
连接词：consequently；alternatively；despite；parallel results
四、回到本研究中来
1.提出自己的观点：
We aim to//This paper reports on//This paper provides results//This paper extends the method//This paper focus on……The purpose of this paper is to……Furthermore, Moreover, In addition, we will also discuss……
2.在本研究中:For this investigation, we show that
改进A所得到的好处:We continue this fashion by doing A
3.在本研究中，我们用到了:
In this study, we used.. ..
To solve this problem, they proposed a new approach.. ..
In the method we are proposing.. ..
4.重申研究目的
This study set out to determine ......
The present study was designed to determine the effect of .......
In this investigation, the aim was to assess ......
The purpose of the current study was to determine ......
5.研究的关键：key point，pay attention to
6.研究目的：taget, goal
7.研究意义：significance，importance,intention；The paper concerns the development of；The scope of this research lies in；The ultimate goal of
8.解决问题：Some important issues in；There are several ways to get around this problem.
五、套路句子
1.所谓不足，包括以下内容：
(1)研究的问题有点片面，讨论时一定要说，It should be noted that this study has examined only……We concentrate (focus) on only……We have to point out that we do not……Some limitations of this study are……
(2)结论有些不足，The results do not imply……The results can not be used to determine(or be taken as evidence of)……Unfortunately, we can not determine this from this data……Our results are lack of……
2.. ..的最初研究室基于.. .. : The initial studies on .. .. were based on ..
3.然而，近些年随着.. .. 的增长和.. .. 的需求，有必要发展.. ..:However, the high rates of increase .. .. in recent years and the need for .. .., necessitated development of new techniques …
4.说明类句子
The results of this study show/indicate that .......
This experiment did not detect any evidence for ......
On the question of X, this study found that ......
The current study found that ......
The most interesting finding was that ......
5.首先，我们有令人信服的证明来说明：To begin with， we will provide a brief background on the xxx
6.在接下来的部分，是关于xx的简短的评论……In the next section, a short review of ... is given with special regard to ...
7.文章的过度句子，使用如下可以顺利的过渡到下一部分内容：接下来，我们将详细介绍我们基于XX提出的XX。 此外，考虑到文献综述，我们已指导其支持我们构建模型。
In continuation, we will introduce our proposed XX based on XX in detail. Additionally, as considering the literature review that we have guided to support us in constructing our model.
8.在这篇文章中我们集中讨论了XX：In this research article, we have concentrate following problems XX.
9.本文概述了XX方法在XX方面的优势：This paper outlines advantages of XX method towards XX.