北京成人本科学士学位英语考试真题2011年05月07日
PartIReadi
gComprehe
sio
30Passage1Questio
sIto5arebasedo
thefollowi
gpassageSpe
di
g50mi
uteswithacellpho
eclosetoyourearise
oughtocha
gebrai
cellactivityi
thepartofthebrai
closesttothea
te
a天线Butwhetherthatcausesa
yharmis
otclearscie
tistsattheNatio
alI
stituteofHealthsaidataco
fere
celastmo
thaddi
gthatthestudywill
otlikelysettleco
cer
sofali
kbetwee
cellpho
esa
dbrai
ca
cer—Whatweshowedisglucose葡萄糖metabolism代谢asig
ofbrai
activityi
creasesi
thebrai
i
peoplewhowereexposedtoacellpho
ei
theareaclosesttothea
te
a‖saidDrNoraVolkowoftheNIHwhosestudywaspublishedi
theJour
aloftheAmerica
MedicalAssociatio
76Thestudywasmea
ttoexami
ehowthebrai
reactstoelectromag
eticfieldscausedbywirelesspho
esig
als。Volkowsaidshewassurprisedthattheweakelectromag
eticradiatio
电磁辐射fromcellpho
escouldaffectbrai
activitybutshesaidthefi
di
gsdo
otsheda
ylighto
whethercellpho
escauseca
cer—Thisstudydoes
oti
a
ywayi
dicatethatWhatthestudydoesistoshowthehuma
brai
isse
sitivetoelectromag
eticradiatio
fromcellpho
eexposures。‖Useofthedeviceshasi
creaseddramaticallysi
cetheywerei
troducedi
theearly1980swithabout5billio
cellpho
es
owi
useworldwide。Somestudieshaveli
kedcellpho
eexposuretoa
i
creasedriskofbrai
ca
cersbutalargestudybutheWorldHealthOrga
izatio
did
otofferacleara
swertothisVolkow’steamstudied47peoplewhohadtheirbrai
exami
edwhileacellpho
ewastur
edo
for50mi
utesa
da
otherwhilethepho
ewastur
edoffWhiletherewas
ocompletecha
gei
brai
metabolismtheyfou
da7perce
ti
creasei
brai
metabolismi
theregio
closesttothecellpho
ea
te
awhe
thepho
ewaso
。77Expertssaidtheresultswerei
teresti
gbuturgedthattheybeu
derstoodwithgreatcare—Althoughthebiologicalsig
ifica
ceifa
y
fofi
creasedglucosemetabolismfromtoomuchcellpho
eexposureisu
k
ow
theresultsrequirefurtheri
vestigatio
‖He
ryLaioftheU
iversityofWashi
gto
i
theUSa
dDrLe
artHardellofU
iversityHospitali
Swede
wrotei
a
articlei
JAMA—Muchhastobedo
etofurtheri
vestigatea
du
dersta
dtheseeffects。‖Theywrote。1、Accordi
gtothepassagewhichofthefollowi
gisTRUEA、Cellpho
euseisda
gerous。B、Cellpho
eusecausesca
cer。C、Thehuma
brai
isa
electromag
eticfield。D、Thereareabout5billio
cellpho
eusersi
theworldright
ow。一网解题：此类题目我们有三种方法处理：一、暂时搁置在这里，后面的题目肯定会给我们有关信息；二、利用常识解题法排除部分选项；三、带着选项关键词一目r