内容正文:
Drinkinggreenteahasbeenfoundtoimprove
brainfunctioninhealthypeople,saidStefanBorg-
ward,chairanddirectorofthedepartmentofpsy-
chiatryandpsychotherapyattheUniversityofLu-
beck,Germany.
Ina2014study,hegaveoneortwocupsof
greenteato12healthyvolunteersandimagedtheir
brainstoanalyzechangesinconnectivityinside
certainbrainregions.
“Wenoticedanincreasedconnectivityinre-
gionsofthebrainassociatedwithworkingmemo-
ry,”hesaidviaemail.
Anda2017reviewofmorethan100studies
hecoauthoredfoundthatgreenteacanimpactthe
braininthreeways:Itcaninfluencepsychopatho-
logicalstatesuchasreducinganxiety;cognitionby
benefitingmemoryandattention;andbrainfunc-
tion,specificalymemory.
Thatreviewconcludedthat“itwouldbede-
sirable”formoreWesternerstoconsumeatleast
100mililiters(3.3fluidounces)ofgreenteaeach
day“toprotectneurocognitivefunction.”
However,Borgward,cautionedthattheeffects
arentlarge,andtheevidenceismainlyprovidedby
smal-scalestudies.
1.Howdoestheauthorintroducethetendencyof
drinkingintheU.S.?
A.Byshowingexamples.
B.Byexplainingreasons.
C.Bymakingacomparison.
D.Bycheckingexistingfacts.
2.Whatisparagraph3mainlyabout?
A.Scientistsarelookingintowhyteamakes
peoplerelaxedandrefreshed.
B.Thecontextinwhichthedrinkisconsumedis
veryimportant.
C.Peoplesrelaxationisthedirectbiological
outcomeoftheingredientsintea.
D.Preparingtea,choosingacupandsittingdown
forabriefrestisamazing.
3.WhatcanweconcludefromStefansresearch?
A.Teaisacureforaneurocognitivedisease.
B.Greenteaisparticularlybeneficialtoourmemory.
C.Drinkingteaeverydaycanpreventusfrom
gettingil.
D.Westernersdrinklessthan100mililitersof
greentea.
4.Whatistheresearchersattitudetowardsthe
finding?
A.Supportive. B.Doubtful.
C.Unclear. D.Objective.
议论文(一)
Passage1
Rolinghilsandendlessgreengrasslands—
thosepicturesoftenappearinourmindw