2023年新版英语专业四级考试真题及答案-豆柴文库

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PARTIIICLOZE[15MIN]

Decidewhichofthechoicesgivenbelowwouldbestcompletethepassage

ifinsertedinthecorrespondingblanks.Markthebestchoiceforeach

blankonAnswerSheetTwo.


Scientistsaroundtheworldareracingtolearnhowtorapidlydiagnose,

treatandstopthespreadofanew,deadlydisease.SARS--SevereAcute

RespiratorySyndrome---was(31)____forthefirsttimeinFebruary2023

inHanoi,(32)_____sincethenhasinfectedmorethan1,600peoplein

15countries,killing63.Atthis(33)_____,therearemorequestions

thananswerssurroundingthedisease.


Symptomsstart(34)_____afeverover100.4degreesF,chills,headache

orbody(35)____.Withinaweek,thepatienthasadrycough,whichmight

(36)_____toshortnessofbreath.In10%to20%ofcases,patientsrequire

(37)_____ventilationtobreathe.About3.5%diefromthedisease.

Symptoms(38)____beginintwotosevendays,butsomereportssuggest

it(39)____takeaslongas10days.Scientistsarecloseto(40)____

alabtesttodiagnoseSARS.Inthemeantime,itisdiagnosedbyits

symptoms.Thereisnoevidence(41)____antibioticsoranti-viral
medicineshelp,(42)_____doctorscanofferonlysupportivecare.

PatientswithSARSarekeptinisolationtoreducetheriskof(43)____

Scientistsaren'tsureyet,butsomeresearchersthinkit'sa(44)____

discoveredcoronavirus,thefamilyofvirusesthatcausesomecommon

colds.


Mostcasesappeartohavebeenpassed(45)____dropletsexpelledwhen

infectedpatientscoughorsneeze.Familymembersofinfectedpeopleand

medicalworkerswhocare(46)____themhavebeenmostlikelyto(47)____

theillness.ButrecentdevelopmentsinHongKongsuggestthatthe(48)

____mightspreadthroughair,orthatthevirusmight(49)____fortwo

tothreehoursondoorknobsorother(50)____.Healthexpertssayitis

unlikely,though,thatsharinganelevatorbrieflywithaninfectedperson

wouldbeenoughtopassthevirus.


(31)A.detectedB.caughtC.disclosedD.revealed

(32)A.butB.andC.orD.yet

(33)A.timeB.pointC.aspectD.instance

(34)A.fromB.overC.uponD.with

(35)A.hurtB.soreC.achesD.feelings
(36)A.processB.advanceC.progressD.convert

(37)A.automaticB.artificialC.mechanicalD.controlled

(38)A.regular