学术英语课后答案unit2

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1、学术英语理工2032-2014-2Unit2SearchingforInformationI.TeachingObjectivesInthisunit,youwilllearnhowto:1.searchforreliableandbettersourcematerialsforyourresearch2.findyourinformationbyscanningandskimming3.identifytopicsentencesforageneralideaintheparagraph4.guesswordmeaningthroughcont

2、extcluesandaffixes5.readfastbyfollowingtheorganizationofthetext6.beacriticalreader7.takenoteseffectively8.writeasummaryforwhatyouhaveread9.enhancelanguageskillswiththehelpofthereadingandlisteningmaterialspresentedinthisunitII.TeachingProcedures1Findingreliableandbettersources

3、Task1Answersmayvary.Task2Answersmayvary.Task3Answersmayvary.2ScanningandskimmingTask11Artificialintelligence.2Thearticlemayarguefor/againsttheideathatartificialintelligencewillreplacehumanjobsinthefuture.3Thestorytellsthatcomputerizationthreatenstoreplacemanywhite-collarjobs.

4、4Theauthorisoptimisticandmaynotagreethatmachineswillreplacehumanjobs.27学术英语理工2032-2014-25Thespecterofautomationunemployingusallmayhavefinallyarrived.6Butthemassjobshrinkagethattheseobserversallexpecteddidnotcome.7YetAmericansasawholewerenotautomatedoutofwork.(Para.8,L1)Yet,th

5、roughallthat,morenewjobsappeared.(Para.11,L2)8Manwillnotlosejobsbecausetherewillalwaysbedemandsofaneweconomy.9Theneighborwouldprefertoordertheshoesfrommachine-handlingfactories.10Savingwillleadtospendingwhichinturnwillcreatenewer,perhapsbetterjobstomorrow.3Identifyingtopicsen

6、tencesforinformationTask11Piecedtogether,thetopicsentencesformashort,coherentparagraphoressay.2a)Paragraph2b)Paragraph11Task21Gametheoryisthescienceofstrategy.（Para.1）2Gamesarefundamentallydifferentfromdecisionsmadeinaneutralenvironment.（Para.3）3Theessenceofagameistheinterdep

7、endenceofplayerstrategies.（Para.4）4Ageneralprincipleforaplayerinasequential-movegameistolookaheadandreasonback.（Para.5）5Incontrasttothelinearchainofreasoningforsequentialgames,agamewithsimultaneousmovesinvolvesalogicalcircle.（Para.7）6Anotherwaytomakethreatscredibleistoemployt

8、headventuresomestrategyofbrinkmanship—deliberatelycreatingariskthati