》》》》》历年考试真题——2025年整理《《《《《
2021四川考研英语一真题及答案
SectionⅠUseofEnglish
Directions:
Readthefollowingtext.Choosethebestword(s)foreachnumberedblankandmark
A,B,CorDontheANSWERSHEET.(10points)
Fluidintelligenceisthetypeofintelligencethathastodowithshort-termmemory
andtheabilitytothinkquickly,logically,andabstractlyinordertosolvenew
problems.Itlinyoungadulthood,levelsoutforaperiodoftime,andthen2starts
toslowlydeclineasweage.But3agingisinevitable,scientistsarefindingout
thatcertainchangesinbrainfunctionmaynotbe.Onestudyfoundthatmuscle1oss
andthe4ofbodyfataroundtheabdomenareassociatedwithadeclineinfluid
intelligence.Thissuggeststhe5thatlifestylefactorsmighthelppreventor6
thistypeofdecline.
Theresearcherslookedatdatathat7measurementsofleanmuscleandabdominalfat
frommorethan4,000middle-to-older-agedmenandwomenand8thatdatatoreported
changesinfluidintelligenceoverasix-yearperiod.Theyfoundthatmiddle-aged
people9highermeasuresofabdominalfat10worseonmeasuresoffluidintelligence
astheyears11.Forwomen,theassociationmaybe12
tochangesinimmunitythatresultedfromexcessabdominalfat;inmen,theimmune
systemdidnotappeartobe13.Itishopedthatfuturestudiescould14these
differencesandperhapsleadtodifferent
15formenandwomen.16therearestepsyoucan17tohelpreduceabdominalfatand
maintainlean
musclemassasyouageinordertoprotectbothyourphysicalandmental18.The
twohighly
recommendedlifestyleapproachesaremaintainingorincreasingyour19ofaerobic
exerciseandfollowingMediterranean-style20thatishighinfiberandeliminates
highlyprocessedfoods.
1.
[A]pauses
[B]return
[C]peaks
[D]fades
2.
[A]alternatively
[B]formally
[C]accidentally
[D]generally
3.
[A]while
[B]since
1/21