備戰(zhàn)2021高考英語-外刊精讀與練習(xí)-

備戰(zhàn)2021高考英語-外刊精讀與練習(xí)Thedogswhosafeguardourhearts養(yǎng)狗能保護我們的心臟健康語篇導(dǎo)讀：有人說養(yǎng)寵物對人類身心健康有好處，那么養(yǎng)狗真的可以讓人健康長壽嗎？據(jù)一項最近調(diào)查顯示，狗主人患心血管疾病的可能性要遠低于不養(yǎng)狗的人。這是為什么呢？這項調(diào)查的結(jié)果可信嗎？本文讓我們一起探討?zhàn)B狗和人類心臟健康之間的聯(lián)系Step1Vocabulary詞匯表canine犬的pedigree（動物）純種mongrel雜種狗tame（尤指動物）溫順的stray流浪的companionship陪伴，友誼fetch拿來，取回，guard守衛(wèi)，保護Fido對寵物狗的一^個通用名稱closetoone'sheart貼近某人的心warmthecocklesofyourheart溫暖你的內(nèi)心cardiovascular心血管的breed（動物）品種physicalactivity體育運動socialcontact社會關(guān)系，社會往來bacterialmicrobiome細菌微生物群gut腸道onone'slonesome單獨的，獨自的cardiacarrest心臟停搏yourheartskipsabeat（形容緊張或興奮）心跳停了一下topdog最好的狗，勝利者crossmyheart我保證所說屬實dogsandhearts犬和心臟Step2ReadingandunderstandingAsadoglover,ourcaninecompanionsalwaysfillmewithjoy.Whetherpedigreeormongrel,tameorstray,wheneverIseeone,Ismile.Afterall,theirloyaltyisindisputable,theircompanionshipisalwayswelcome,theyfetchforus,guardforusandevenworkforuswhenrequired.GoodoldFidohasalwaysbeenclosetomy,andmanyother'shearts.Well,notcontentwithjustwarmingthecocklesofyourheart,itseemsthatourfour-legged-friendsactuallylowertheriskofcardiovasculardisease,accordingtoa2017scientificstudy,whichlookedat3.4millionSwedesfrom2001to2012.Thestudyconcludedthatthislowerrisk,whichwasparticularlyevidentinownersofhuntingbreeds,maynotjustbeduetotheincreasedphysicalactivitythatgoeshand-in-handwithowningadog,butcouldalsobedowntodogsincreasingtheowner'ssocialcontact,orbychangingtheowner'sbacterialmicrobiome,whichisthecollectionofmicroscopicspeciesthatliveinthegut.Dogschangethedirtinhomeenvironmentsandthereforeexposepeopletobacteriathattheywouldotherwisenotencounter.Theseeffectswereparticularlymarkedinthosewholivedontheirlonesome.AccordingtoMwenyaMubangaofUppsalaUniversityandleadauthorofthestudy,"singledogownershada33%reductioninriskofdeathandan11%reductioninriskofcardiacarrestcomparedtosinglenon-owners."However,beforeyourheartskipsabeat,ToveFall,seniorauthorofthestudy,alsoaddsthattheremaybelimitations.It'spossiblethatthedifferencesbetweenownersandnon-owners,whichalreadyexistedbeforethedogwasbought,couldhaveinfluencedtheresults-orthatpeoplewhoaregenerallymoreactivealsotendtogetadoganyway.Itseemsthattheresultsarenotasclearcutastheyinitiallyappeartobe,butasfarasI'mconcerned,that'sok.Ilovedogsforhowtheymakemefeeland,cardiovascularbenefitsornot,they'llalwaysbetopdogtome-crossmyheart.Step3測驗與練習(xí)Task1閱讀課文并回答問題。Whatreasonsdoestheauthorgiveforlovingdogs?Theyfilltheauthorwithjoy.Theirloyaltyisindisputable,theircompanionshipisalwayswelcome,theyfetchforus,guardforusandevenworkforuswhenrequiredWhendidthestudymentionedinthearticletakeplaceandwhowereitsparticipants?Thestudytookplacebetween2001and2012.Itsparticipantswere3.4millionSwedes.Whichthreereasonsaregivenforadogreducingaperson'scardiovascularrisk?Theincreasedphysicalactivityassociatedwithdogownership,theincreasedsocialcontactandthechangeoftheowner'smicrobiome.Trueorfalse?Single-householddogownersseenohealthbenefitscomparedtosingle-householdnon-ownersFalse.Singledogownershada33%reductioninriskofdeathand11%reductioninriskofcardiacarrestcomparedtosinglenon-owners.Whatlimitationsarementionedthatcouldaffecttheresultsofthestudy?Theremaybeadifferencebetweendogownersandnon-ownersthatexistedbeforethedogwasobtained.It'salsopossiblethatpeoplewhotendtobuydogsarealsogenerallymoreactive.Task2請在不參考課文的情況下完成下列練習(xí)?選擇一個意思合適的單詞填入句子的空格處。Thatdogdoesn'thaveanownersocomeawayimmediately.Can'tyouseeit'sa?Itmighthaveadisease!A.tameB.FidoC.strayD.mongrelQuickly,nurse.He'sgoinginto.Getmethedefibrillator!A.microbiomeB.topdogC.canineD.cardiacarrestHewon'tbite,buthedoesn'tlikebeingtouched.It'shislastowner,whousedtobeathim.A.crossmyheartB.downtoC.clearcutD.breedsHowcanyounotseeit?There'sadifferencebetweenthefirstpictureandthesecond!A.markedB.gutC.hand-in-handD.tamePleasestopsmoking,son.Itgoeswithcancerandyoudon'twantthat.A.skipsabeatB.crossmyheartC.ontheirlonesomeD.hand-in-handTask3語法填空Asadoglover,ourcaninecompanionsalwaysfillmewithjoy.Whetherpedigreeormongrel,tameorstray,wheneverIseeone,Ismile.Afterall,their_1(loyal)isindisputable,theircompanionshipisalwayswelcome,theyfetchforus,guardforusandevenworkforuswhen_2(require).GoodoldFidohasalwaysbeenclosetomy,andmanyother'shearts.Well,notcontentwithjustwarmingthecocklesofyourheart,itseems_3ourfour-legged-friendsactuallylowertheriskofcardiovasculardisease,accordingtoa2017scientificstudy,_4lookedat3.4millionSwedesfrom2001to2012.Thestudyconcludedthatthislowerrisk,whichwas_5(particular)evidentinownersofhuntingbreeds,maynotjustbedue_6theincreasedphysicalactivitythatgoeshand-in-handwithowningadog,butcouldalsobedowntodogsincreasingtheowner'ssocialcontact,orby_7(change)theowner'sbacterialmicrobiome,whichisthecollectionofmicroscopicspecies_8liveinthegut.Dogschangethedirtinhomeenvironmentsandthereforeexposepeopletobacteriathattheywouldotherwisenotencounter.Theseeffectswereparticularlymarkedinthose_9livedontheirlonesome.AccordingtoMwenyaMubangaofUppsalaUniversityandleadauthorofthestudy,"singledog_10(own)hada33%reductioninriskofdeathandan11%reductioninriskofcardiacarrest_11(compare)tosinglenon-owners."However,beforeyourheartskipsabeat,ToveFall,seniorauthorofthestudy,alsoaddsthatthere