49Thepassagetellsusthatthemostprobablereaso
forthedeathofthemicei
Ader’s
experime
twasthat______
Atheyhadbee
weake
edpsychologicallybythesacchari
Bthesweete
erwaspoiso
oustothem
Ctheirimmu
esystemshadbee
alteredbythemi
d
Dtheyhadtake
toomuchsweete
erduri
gearlierco
ditio
i
g
50Itca
beco
cludedfromthepassagethattheimmu
esystemsofa
imals______
Aca
beweake
edbyco
ditio
i
g
Bca
besuppressedbydrugi
jectio
s
Cca
beaffectedbyfreque
tdosesofsacchari
Dca
bealteredbyelectricshocks
PassageTwo
Questio
s51to55arebasedo
thefollowi
gpassage
I
thevillagesoftheE
glishcou
trysidetherearestillpeoplewhorememberthegoodold
dayswhe
oo
ebotheredtolocktheirdoorsTheresimplywas
’ta
ycrimetoworryabout
Amazi
glythesehappytimesappearstilltobewithusi
theworld’sbiggestcommu
ityA
ewstudybyDa
Farmeragiftedprogrammerusi
ga
automatedi
vestigativeprogramofhis
ow
calledSATANshowsthattheow
ersofwelloverhalfofallWorldWideWebsiteshaveset
uphomewithoutfitti
glockstotheirdoors
SATANca
tryoutavarietyofwellk
ow
hacki
g黑客的trickso
a
I
ter
etsite
withoutactuallybreaki
gi
Farmerhasmadetheprogrampubliclyavailableamidmuch
criticismAperso
withevili
te
tcoulduseittohu
tdow
sitesthatareeasytoburgle闯
入……行窃
ButFarmerisveryco
cer
edaboutthe
eedtoalertthepublictopoorsecuritya
dsofar
eve
tshaveprovedhimrightSATANhasdo
emoretoalertpeopletotheriskstha
cause
ew
disorder
SoistheNetbecomi
gmoresecureFarfromitI
theearlydayswhe
youvisitedaWeb
fsiteyourbrowsersimplylookedattheco
te
tNowtheWebisfullofti
yprogramsthat
automaticallydow
loadwhe
youlookataWebpagea
dru
o
yourow
machi
eThese
programscouldiftheirauthorswisheddoallki
dsof
astythi
gstoyourcomputer
AtthesametimetheNetisi
creasi
glypopulatedwithspiderswormsage
tsa
dother
typesofautomatedbeastsdesig
edtope
etratethesitesa
dseekouta
dclassifyi
formatio
All
thesemakewo
derfultoolsfora
tisocialpeoplewhowa
ttoi
vadeweaksitesa
dcause
damage
Butlet’slooko
thebrightsideGive
thelackoflockstheI
ter
etissurelytheworld’s
biggestalmostcrimefreesocietyMaybethatisbecausehackersarefu
dame
tallyho
estOr
thattherecurre
tlyis
’tmuchtostealOrbecauseva
dalism恶意破坏is
’tmuchfu
u
less
youhaveapeculiardislikeforsomeo
e
Whateverthereaso
let’se
joyitwhileweca
Butexpectitalltocha
gea
dsecurityto
becomethe
umbero
eissuewhe
themosti
flue
tiali
habita
tsoftheNetareselli
gservices
theywa
ttobepaidfor
51Bysayi
g“ow
ersofwelloverhalfofallWorldWideWebsiteshavesetuphomewithr