Unit6SectionOneTacticsforListeningPart1PhoneticsStress,IntonationandAccentScriptAnAmericanfilmstaristalkingtoyouabouthislikesanddislikes.Hashefinishedspeaking?Ticktherightbox.1.W-e-ell,Ijustlo-o-vericeandfish...↗2.Well,asIwassaying,Ijustlovericeandfishandtomatosauce.↘3.AndIsupposeyouwanttoknowwhatdrinksIlikeandsoon...Well,Iguessdon'tmuchcareforwhisky?↗4.AndIdon'tmuchcareforrum?↗5.AndIdon'tlikelemonadeatall.↘6.Andmyfavouritemusicismyown?↗7.AndCatStevens,Iguess.↘Key1234567Hehasfinishedhissentence.√√√Hewantstoaddsomething.√√√√Part2ListeningandNote-TakingIdentifyingCriminalsScriptA.Listentosomesentencesandfillintheblankswiththemissingwords.1puterscanmakeiteasierforthepolicetofindpeopletheywanttoquestion.2.Abadlikenesscanleadtothearrestofaninnocentperson.3.Awitnessbeginstoforgettheculprit'sfeaturesafterspendingalongtimelookingthroughthesephotographs.4.Expertshavetoworkontheproblemofgettingaccuratedescriptionsfromwitnesses.5.Witnessesgivebetterdescriptionswhentheyareencouragedtorecallthesceneofthecrime.B.Listentoatalkaboutidentifyingcriminals.Takenotesandcompletethefollowingoutline.Cancomputershelpthepolicetoidentifycriminals?Expertsnowthinkcomputerscanmakeiteasierforthepolicetofindpeopletheywanttoquestion.Atpresent,thesystemmostwidelyusedbytheBritishpoliceiscalledPhotofit.Witnessesdescribeasuspectandthenapictureisbuiltuplikea激gsaw,usingfivedifferentsetsoffeatures.Theseare:hair,eyes,nose,mouthandchin.Thissystemcanbeveryusefulinfindingcriminals,butonlyinonecaseoutoftwenty.Quiteoften,almosthalfthetime,infact,Photofitpicturesaremisleading.Therearetworeasonsforthis.Firstly,thepicturemaylooknothingatalllikethesuspect.Secondly,thelikenessmaybesogeneralthatitisnotatallhelpful.Andunfortunately,abadlikenesscanleadtothearrestofaninnocentperson.Witnesses'attitudescaninfluencetheirdescriptions.Inarecentexperiment,agroupofpeoplewasshownapictureofamanandtoldthathewasamassmurderer.WhenaskedtoproducePhotofitpicturesofthisman,theymadepicturesthatshowedamurderous-lookingindividual.Butatthesametime,asecondgroupwasshownthesamepictureandtoldthatthesamemanwasalifeboatcaptainwhohadreceivedamedalforbravery.WhenthesecondgroupproducedPhotofitpictures,theseshowedamanwhowashandsomeandwell-groomed.Thepolicehaveanotherwayofidentifyingcriminals.Policerecordscontaintensofthousandsofphotographsofpeopleconvictedofcrimes.Witnessescanlookthroughtheseinthehopeofrecognizingsuspects;however,ithasbeendiscoveredthatawitnessbeginstoforgettheculprit'sfeaturesafterspendingalongtimelookingthroughthesephotographs.AcomputersystemcalledFRAME(FaceRetrievalandMatchingEquipment)combinesthebestfeaturesofbothmethods.Allthephotographsonrecordareputonthecomputerfile.Whenawitnessdescribesasuspect,thecomputersearchesthefileforphotographsthatfitthedescription.Thewitnessisthenpresentedwithasmallnumberofphotographstolookthrough.Ofcourse,thissystem,asitexistsatpresent,willonlyhelptoidentifypeoplewhosephotographsarealreadyonpolicefiles.Sonow,expertshavetoworkontheproblemofgettingaccuratedescriptionsfromwitnesses.Onethingtheyhavediscoveredisthatwitnessesgivebetterdescriptionswhentheyareencouragedtorecallthesceneofthecrime.Theydonotneedtogothere;justimaginingthesceneworksjustaswell.KeyA.1puterscanmakeiteasierforthepolicetofindpeopletheywanttoquestion.2.Abadlikenesscanleadtothearrestofaninnocentperson.3.Awitnessbeginstoforge...