2025届高三英语一轮复习：VOA话题禽流感在美爆发七选五专项练习（含答案）

Passage1:TheBirdFluOutbreakintheUSThebirdfluoutbreakhasbecomeasignificantconcernintheUnitedStates.California'sdeclarationofastateofemergencysignalstheseverityofthesituation.①_.Thisvirus,knownasTypeAH5N1,hasspreadwidelyamongvariousspecies.Thespreadofthebirdfluisnotlimitedtobirds.IthasalsoaffectedmilkcowsinCaliforniaandcausedillnessesinpeopleinotherstates.②_.SinceitsidentificationinU.S.milkcowsinMarch,ithasbeendetectedinaboutone-thirdofU.S.states.Mostoftheillnessesrelatedtothebirdfluhavebeenmild.However,aseverecasewasreportedinLouisiana.③_.Theperson,whoisover65andhasotherhealthproblems,showedseverebreathingproblemsafterbeingnearsickbirds.TheCDCemphasizesthatthepublichasalowriskofgettingthevirus.Thereisnoevidenceofperson-to-personinfection.④_.Someexpertsworrythatfluviruses'continuousmutationcouldchangethesituation.Peopleincontactwithdairycows,commercialpoultry,orbackyardbirdsareathigherrisk.⑤_.Also,theH5N1viruscanbepresentinrawmilk,soavoidingrawmilkiscrucial.

A.Thevirushasspreadamongwildbirds,farmbirds,andmanymammals.

B.Thestatetookthissteptoenablequickeractionbystateworkers.

C.Butthesituationmightchangeasvirusesareconstantlymutating.

D.ThisisthefirstconfirmedcaseconnectedwithbackyardbirdsintheU.S.

E.Thevirusisonlydangeroustocertainspecies.

F.Theyshouldusebreathing,eye,andhandprotection.

G.Thenumberofcasesisdecreasingrapidly.答案B

解析：前文提到加州宣布进入紧急状态，B选项“该州采取这一步骤是为了让州工作人员能够更快采取行动”，解释了宣布紧急状态的目的，与前文紧密相连。A

解析：上文说禽流感传播不限于鸟类，还影响奶牛和人类，A选项“该病毒已在野生鸟类、农场鸟类和许多哺乳动物中传播”，进一步说明病毒传播范围，符合语境。D

解析：前文提及路易斯安那州出现严重病例，D选项“这是美国首例与后院鸟类有关的确诊病例”，与后文对该病例的描述相呼应。C

解析：前文表明公众感染风险低且无人际传播证据，后文提到专家担心病毒变异改变情况，C选项“但随着病毒不断变异，情况可能会改变”，起到承上启下的作用。F

解析：前文指出与特定动物接触的人风险更高，F选项“他们应该使用呼吸、眼睛和手部防护措施”，给出了相应的防护建议，符合逻辑。Passage2:UnderstandingtheBirdFluCrisisintheUSThebirdflusituationintheUnitedStatesisamatterofgreatconcern.California'sstateofemergencyduetobirdfluisaclearindicationofitsseriousness.①_.Theavianinfluenzavirus,TypeAH5N1,hasbeenspreadingfarandwide.Thevirushashadabroadimpact.It'saffectingmilkcowsinCaliforniaandhasmadesomepeopleillinotherstates.②_.Thespreadamongdifferentspeciesisacauseforworry.Althoughmostillnessesaremild,aseverecaseinLouisianastandsout.③_.Thiscasehasdrawnattentiontothepotentialdangerofthevirus.TheCDChasbeencloselymonitoringthesituation.Theyclaimthepublichasalowriskofinfection.④_.Thepossibilityofvirusmutationaddsanelementofuncertainty.Thoseincontactwithdairycows,commercialpoultry,orbackyardbirdsneedtobecautious.⑤_.Additionally,rawmilk,whichcancarrythevirus,shouldbeavoided.

A.Ithasbeenfoundinaboutone-thirdofU.S.statessinceMarch.

B.Thevirusonlyaffectsanimalsandnothumansseriously.

C.Theemergencywasdeclaredtospeeduptheresponse.

D.However,expertsareworriedaboutthemutatingvirus.

E.ThepersoninLouisianahadpre-existinghealthissues.

F.Theyareatahigherriskandneedtotakeprotectivemeasures.

G.Theviruswilldisappearsoonwithoutanyspecialmeasures.答案C

解析：前文强调加州因禽流感进入紧急状态，C选项“宣布紧急状态是为了加快应对速度”，解释宣布紧急状态原因，与前文逻辑连贯。A

解析：上文说病毒影响范围广，A选项“自3月以来，它已在美国约三分之一的州被发现”，进一步说明病毒传播范围，承接上文。E

解析：前文提及路易斯安那州的严重病例，E选项“路易斯安那州的这个人有先前存在的健康问题”，补充该病例相关信息，符合语境。D

解析：前文说CDC称公众感染风险低，后文提到病毒变异的不确定性，D选项“然而，专家们担心病毒变异”，起到转折和衔接作用。F

解析：前文指出与特定动物接触的人需谨慎，F选项“他们风险更高，需要采取防护措施”，给出具体应对建议，与前文呼应。Passage3:BirdFlu:AGrowingConcernintheUSThebirdfluoutbreakintheUShasraisedmanyalarms.California'sdecisiontodeclareastateofemergencyisasignificantmove.①_.Thevirus,TypeAH5N1,iscausingwidespreadconcern.Thebirdfluhasawide-reachingimpact.ItnotonlyaffectswildandfarmbirdsbutalsomilkcowsinCalifornia,andhasledtoillnessesinpeopleinotherstates.②_.Thediscoveryofthevirusinalargenumberofstatesisaworryingsign.Mostofthebird-flu-relatedillnesseshavebeenmild,butaseverecaseinLouisianaisacauseforalarm.③_.Thecaseshowsthattheviruscanbedangerous.TheCDCiscloselyfollowingthesituation.Theystatethatthepublichasalowriskofgettingtheviruscurrently.④_.Thecontinuousmutationoffluvirusesisalurkingthreat.Peoplewhohavecontactwithdairycows,commercialpoultry,orbackyardbirdsareatahigherrisk.⑤_.Also,theriskassociatedwithrawmilkemphasizestheneedforcaution.

A.Thevirushasspreadtoaboutone-thirdofU.S.statessinceitsdiscoveryinMarch.

B.Theemergencywasdeclaredtoensureamoreeffectiveresponse.

C.ThepersoninLouisianawasanelderlywithotherhealthproblems.

D.Butthemutatingnatureoffluvirusesisaconcern.

E.Thevirusisonlyashort-termproblem.

F.Theyshouldtakeprecautionssuchasusingprotectivegear.

G.Thenumberofseverecasesisincreasingrapidly.答案B

解析：前文提到加州宣布紧急状态，B选项“宣布紧急状态是为了确保更有效的应对”，说明宣布紧急状