Introduction部分提出研究目的/重点/论点常用句式
本章的内容具有极强的实用性，无论是在Introduction的结尾部分，还是在论文的各部分小结中，都有着可观的用武之地。
In this paper, I argue that ...
This paper has four key aims. Firstly, …
The central thesis of this paper is that ... In the pages that follow, it will be argued that ...
In this essay, I attempt to defend the view that ...
Specifically, the following issues will be addressed:
Secondly, the study aims to assess the extent to which …
The specific objective of this study was to …
This thesis examines the way in which the ...
An objective of this study was to investigate ...
This study set out to investigate the usefulness of ...
This dissertation seeks to explain the development of ...
This case study seeks to examine the changing nature of ...
The objectives of this research are to determine whether ...
The overall aim of this thesis is to review the evidence for …
This prospective study was designed to investigate the use of …
The aim of this study was to develop a better understanding of …
This research examines the emerging role of X in the context of ...
This study systematically reviews the data for..., aiming to provide ...
Drawing upon two strands of research into X, this study attempts to ...
This thesis intends to determine the extent to which ... and whether ...
This dissertation aims to unravel（解开）some of the mysteries surrounding ...
This study therefore set out to assess the effect of X ..., and the effect of ...
The main aim of this study is to investigate the differences between X and Y.
Part of the aim of this project is to develop software that is compatible with ...
There are two primary aims of this study: 1. To investigate ... 2. To ascertain ...
This study seeks to obtain data which will help to address these research gaps.
One purpose of this study was to assess the extent to which these factors were ...
The purpose of this investigation was to explore the relationship between X and Y.
The aim of this research project has therefore been to assess the doses（给药）and risks associated with ...