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1、选修6 Unit4 Globalwarming一、阅读理解ASomepigstendtobeoptimisticwhileothersarepessimistic,accordingtoanewresearchthatismeaningfultoanimalwelfare.Thestudy,publishedinthejournalBiologyLetters,isthefirsttoshowthatmoodandpersonalityinteractinananimal,influencingjudgment.Asher,
2、aresearcherattheUniversityofNewcastle'sInstituteofNeuroscience,andherteamhousedgroupsofpigsintwotypesofenvironment.Onereflectedstandardmercialconditionsandtheotherwascushierwithmorespaceandplentyofsoft,deepstraw.Afterthepigsgotaccustomedtothesenewhomesoverafewweeks
3、,theresearcherspicked18pigsfromeachtypetotrainandtesttheirjudgment.“Todothis,wetrainedeachpig.Inonecornerofatrainingroomtherewouldbeabowlwithchocolatesweets—pigslovethem—andattheoppositesideoftheroomtherewouldbeabowlcontainingcoffeebeans,whichpigsfindbittertasting，
4、”aresearchersaid.Overanumberoftrainingtrials,pigslearnedtogotothebowlreliablywhenitwasinthecornerwheretheyhadfiguredouttoexpectchocolatesweets.Onthecontrary,theyquicklylearnedtoavoidthebowlwhenitwasinthecornerwheretheywouldexpecttofindthecoffeebeans.Theresearchersn
5、extplacedanunfamiliarbowlindifferentlocations,toseehowthepigswouldreact.Somegailydashedtothebowlnomatterwhatwasinside,showingoptimismthatitwouldcontaintheirfavoritesweets.Others,however,behavedasthoughtheyexpectedittocontaincoffeebeans,displayingpessimism.Thefindin
6、gssuggestthataonesizefitsallanswertoanimalwelfareissuesdoesnotexist.Evenifpigsarejustequaltobaconorothermeatforsomepeople,thereisstillcauseforconcern.Studieshavesuggestedthathowananimalistreatedduringitslifetimecandirectlyaffectmeatqualityandtaste.【文章大意】 本文是一篇研究报告，
7、讲述情绪和性格在动物中的相互作用。1.Whatwasthestudytryingtofigureout?A．Howtomakepigshappier.B．Thesimilaritiesbetweenhumansandpigs.C．Howlivingenvironmentaffectedpigs'mood.D．Howpigs'moodandpersonalityaffectedtheirjudgment.答案与解析：D'考查细节理解。根据文章第一段第二句“Thestudy,publishedinthejournalBiolog
8、yLetters,isthefirsttoshowthatmoodandpersonalityinteractinananimal,influencingjudgment.”可知，选项D的概括符合题意。所以选项D正确。2.Whatdoestheunderlinedword“cushier”
