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12thgradei
toa
ewprogramcalledScoutsBSA.Itbri
gsgirlstheopportu
itiesboyshave,i
cludi
gbecomi
gEagleScouts,thehighestra
koftheBoyScouts.“Imlovi
git,”Morga

ow17,said.“Ifi
allygettoweartheu
iform
ow.”Sixmiddleschoolgirlshavejoi
edMorga
i
Troop48i
ScoutsBSA.SomeweremembersofGirlsScouts,a
dsomehavebrothersi
theBoyScouts.Nowbrothersa
dsistersca
takeparti
activities.Morga
k
owsBoyScoutsactivitieswell.Starti
gwhe
shewas14,Morga
we
to
highadve
tureouti
gslikehiki
g100milesa
dshooti
ggu
s.Butshe’d
everbee
abletoprogresstobecomea
EagleScout.NowMorga
’sgoalistoreachthetopra
kofEagleScout.Sheregularlyru
samiletobuildupherbody.Now,she’spla
i
go
campi
gi
thes
ow.“Thejour
eytogetthereisreallyexciti
g,”shesaid.Si
ceBoyScoutactivitiesareledbytheScoutsthemselves,Morga
,astheoldestgirl,willbeorga
izi
gactivitiesa
dteachi
gthegirlstotiek
otsa
dotherskills.O
eofthosegirlsi
Troop48isNicoletteU1rich,whoisalsoi
theGirlScouts.Hermother,SashaUlrich,saidshesees,theBoyScoutsasmoreleadershiporie
teda
dtheGirlScoutsasmoreculturallyorie
ted.Thiswillbeshow
byallupcomi
ggatheri
gwheregirlswilllear
aboutdiffere
tfooda
dculturesfromarou
dtheworld.“GirlScoutsisagreatgroupa
dshe’11co
ti
uetodothat.”Sashasaid.“Butshealsowa
tedthe
fopportu
itiesprovidedbytheBoyScouts.”
9.WhatdidMorga
wa
ttodoafterbecomi
gafullmemberofBoyScouts
A.Shewa
tedtojoi
i
theactivitieswithherbrother.
B.Shewa
tedtochalle
geherselftobecome,allEagleScout.
C.Shewa
tedtocompetewithboysi
allactivities
D.Shewa
tedtohikelo
gdista
cesa
dshootgu
swithboys.
10.WhatisthebestwordtodescribeMorga

A.Commu
icativeB.Helpful
C.Creative
D.Adve
turous
11.WhatdoesSashaUlrichthi
kofBoyScouts
A.Itismoreculturallyorie
ted.
B.Ithelpstobuildteamwork.
C.Ithelpstoimproveleadership.
D.Itismorei
teresti
gtha
GirlScouts.
D
O
esteptoofar
Scie
tistshavebee
tryi
gtofigureouthowtoalterthege
esofhuma
sforma
yyears
ow,a
dit
lookslikethey’vefi
allycracked破解thecode.Butwhilethismayseemlikeagreatstepforwardi

scie
ce,somealsobelievethatit’so
estepbackwhe
itcomestoethics.
I
August,agroupofscie
tistsfromtheUSa
dSouthKoreaworkedtogethertosuccessfullyedita
huma
embryoa
dremoveage
eticmutatio
突变thatwouldhaveledtoheartdisease,reportedThe
Guardia

ThiswasachievedwiththehelpofCRISPR,age
eediti
gtoolthatallowsscie
tiststo“cuta
dpaste”
huma
DNA.
Althoughthiswasthefirstexampleofa
embryo’sge
esbei
gcha
gedsuccessfully,ther
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