英语论文撰写引言(研究意义与目的)

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1、WritingIntroductions:ResearchDissertationsIntroductionstodissertationstendtobeshortbutquitecomplex.Someofthemorecommonmovesinclude:·establishingthecontext,backgroundand/orimportanceofthetopic·givingabriefsynopsisoftherelevantliterature·indicatingaprobl

2、em,controversyoragapinthefieldofstudy·establishingthedesirabilityoftheresearch·listingtheresearchquestionsorhypotheses·providingasynopsisoftheresearchmethod(s)·explainingthesignificanceorvalueofthestudy·definingcertainkeyterms·provideanoverviewofthedis

3、sertationstructure·explainingreasonsforthewriter'spersonalinterestinthetopicExamplesofphraseswhicharecommonlyemployedtorealisethesefunctionsarelistedbelow.Notethattheremaybeacertainamountofoverlapbetweensomeofthecategoriesunderwhichthephrasesarelisted.

4、 Establishingtheimportanceofthetopic:Oneofthemostsignificantcurrentdiscussionsinlegalandmoralphilosophyis....Itisbecomingincreasinglydifficulttoignorethe....Xistheleadingcauseofdeathinwesternindustrialisedcountries.Xisacommondisordercharacterisedby....

5、Xsareoneofthemostwidelyusedgroupsofantibacterialagentsand....Xsarethemostpotentanti-inflammatoryagentsknown.Xisanimportantcomponentintheclimatesystem,andplaysakeyroleinY.Inthenewglobaleconomy,Xhasbecomeacentralissuefor....Inthehistoryofdevelopmentecono

6、mics,Xhasbeenthoughtofasakeyfactorin....TheissueofXhasreceivedconsiderablecriticalattention.Xisamajorpublichealthproblem,andthecauseofabout4%oftheglobalburdenofdisease. Xisanincreasinglyimportantareainappliedlinguistics. CentraltotheentiredisciplineofX

7、istheconceptof....Xisattheheartofourunderstandingof....Establishingtheimportanceofthetopic(timeframegiven):RecentdevelopmentsinXhaveheightenedtheneedfor.... Inrecentyears,therehasbeenanincreasinginterestin....InthearenaofX,therehasbeenarecentsurgeinint

8、erestandresearch.6RecentdevelopmentsinthefieldofXhaveledtoarenewedinterestin....Recently,researchershaveshownanincreasedinterestin....Since1949thesubmarineareaoffXhasundergoneintensiveinvestigation....Thepastdecadehasseentherapiddevelop