6：雅思阅读标题题上

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1、第六讲：雅思阅读标题题（Heading）王莹一、题型要求文章由若干段话组成，要求给每段话找个小标题。小标题即指该段话的段落大意，中心思想，主旨。题目形式通常是文章中的一段话标出小标题作为例子，要求选余下段落的小标题。给出小标题通常是原文的第一段。二、特点：位于文章前特别耗时间开头容易错错就错两个三、掌握段落主旨的两种方法常用法：分析段落结构，找主题句a)总分结构b)分总结构c)分总分结构d)对比结构e)并列结构简易法：重复出现时主旨a)原词重复b)同类词重复c)指代重复总分结构（剑3Test2）：Alltheseactivitiesmayhave

2、damagingenvironmentalimpacts.Forexample,landclearingforagricultureisthelargestsinglecauseofdeforestation;chemicalfertilisersandpesticidesmaycontaminatewatersupplies;moreintensivefarmingandtheabandonmentoffallowperiodstendtoexacerbatesoilerosion;andthespreadofmonocultureanduse

3、ofhigh-yieldingvarietiesofcropshavebeenaccompaniedbythedisappearanceofoldvarietiesoffoodplantswhichmighthaveprovidedsomeinsuranceagainstpestsordiseasesinfuture.Soilerosionthreatenstheproductivityoflandinbothrichandpoorcountries.TheUnitedStates,wherethemostcarefulmeasurementsh

4、avebeendone,discoveredin1982thataboutone-fifthofitsfarmlandwaslosingtopsoilataratelikelytodiminishthesoil’sproductivity.Thecountrysubsequentlyembarkeduponaprogramtoconvert11percentofitscroppedlandtomeadoworforest.TopsoilinIndiaandChinaisvanishingmuchfasterthaninAmerica.1deman

5、dingenvironmentalimpacts(-)2deforestation(-)分析图2disappearanceofoldplants(-)2soilerosion(-)2contaminatewater(-)3soilerosion4/5theUS6IndiaandChina总分总结构:剑三TIP3Q31Ⅰ  TheCrickandWatsonapproachtoresearchⅡ  AntidotestobacterialinfectionⅢ  ThetestingofhypothesesⅣ  Explainingtheinduct

6、ivemethodⅤ  AnticipatingresultsbeforedataiscollectedⅥ  HowresearchisdoneandhowitisreportedⅦ  TheroleofhypothesesinscientificresearchⅧ  DeducingtheconsequencesofhypothesesⅨ  KarlPopper'sclaimthatthescientificmethodishypothetico-deductiveⅩ  TheunbiasedresearcherHypothesesariseb

7、yguesswork,orbyinspiration,buthavingbeenformulatedtheycanandmustbetestedrigorously,usingtheappropriatemethodology.Ifthepredictionsyoumakeasaresultofdeducingcertainconsequencesfromyourhypothesisarenotshowntobecorrectthenyoudiscardormodifyyourhypothesis.Ifthepredictionsturnoutt

8、obecorrectthenyourhypothesishasbeensupportedandmayberetaineduntilsuc