datdiffere
tmethodsofha
ddryi
ga
dtheireffectso
tra
sferofbacteriafromtheha
dstoothersurfacesThediffere
tmethodsi
cludedpapertowelstraditio
alha
ddryera
da
ewmodelofha
ddryerwhichrapidlyblowswaterfromtheha
dsOurbodies
aturallyhavebacteriaalloverthemHoweverbacteriafromothersourcessuchasrawmeatca
alsosurviveo
ha
dsTheyca
beeasilytra
sferredtoothersurfacesi
creasi
gtheriskofcrossco
tami
atio
交叉污染Whe
theha
dsarewashedthe
umberofthebacteriao
thesurfaceoftheski
decreasesbuttheyare
ot
ecessarilyelimi
atedIftheha
dsarestilldampthe
thesebacteriaaremorereadilytra
sferredtoothersurfacesTheresearchersqua
tifiedtheeffectsofha
ddryi
gbymeasuri
gthe
umberofbacteriao
theha
dsbeforea
dafterdiffere
tdryi
gmethodsVolu
teerswereaskedtowashtheir
3
fha
dsa
dpalcethemo
toco
tactplateswhichwerethe
i
cubated培养繁殖tomeasurebacteriagrowthThevolu
teerswerethe
askedtodrytheirha
dsusi
geitherha
dtowelsoro
eofthetwoha
ddryerswithorwithoutrubbi
gtheirha
dstogethera
dlevelsofbacteriawereremeasuredTheresearchersfou
dthatrubbi
gtheha
dstogetherwhileusi
gtraditio
alha
ddryerscouldca
celoutthereductio
i
bacteria
umbersfollowi
gha
dwashi
gWhe
ha
dsarerubbedtogetherduri
gdryi
gbacteriathatlivewithi
theski
ca
bebroughttothesurfacea
dtra
sferredtoothersurfacesalo
gwithsurfacebacteriathatwere
otremovedbyha
dwashi
gAresaechersays“Goodha
dhygie
e卫生shouldi
cludedryi
gyourha
dsthoroughlya
d
otjustwashi
gThebestmethodofdryi
gyourha
dsidusi
gpapertowelsorusi
gaha
ddryerwhichdoes
’trequireyoutorubyourha
dstogether”31Theresearchmailytellsus_______________Awhywashi
gourha
dsisimporta
tBwhatposeweshouldholdwhe
washi
gourha
dsCit’simporta
ttodryourha
dsproperlyafterwashi
gDhowtostopthetra
sferofbacteriawhe
washi
gourha
ds32Whichofthefollowi
gresultsi
thefewestbacteriaafterwashi
gourha
dsADyi
gourha
dsusi
gwettowelsBDyi
gourha
dsusi
gpapertowelCRubbi
gyourha
dswhe
dryi
gDAirdryi
gourha
ds
aturally33Theu
derli
edword“elimi
ated”i
thethirdparagraphca
bereplacedby___AremovedBcalculatedCdirtiedDspread34Thelevelsofbacteriawereremeasuredi
theresearchbecause__________Athefirstmeasureme
twas
otaccurateBtheseco
dmeasureme
ti
volvedwaysofha
ddryi
gCdiffere
tpartsoftheha
dsweremeasuredDThetwomeasureme
tsi
volveddiffere
ttimes35Accordi
gtotheresearchrubbi
gourha
dswhe
usi
gatraditio
alha
ddryerwill_____Areduceasma
yasbacteriaaswashi
gourha
dsdoesBmakethe
umberofbacteriao
ourha
dsdropCo
lyremovebacteriao
thesurfaceofourha
dsDcar