culatedthatwhe
itspopulatio
reachitshighestpoi
tthereweremoretha
3billio
passe
gerpigeo
sa
umberequalto24to40perce
tofthetotalbirdpopulatio
i
theU
itedStatesmaki
gitperhapsthemostabu
da
tbirdsi
theworldEve
aslateas1870whe
their
umbershadalreadybecomesmalleraflockbelievedtobe1milewidea
d320milesabout515kilometerslo
gwassee
earCi
ci
atiSadlytheabu
da
ceofpasse
gerpigeo
smayhavebee
theiru
doi
gWherethebirdswereabu
da
tpeoplebelievedtherewasa
everlasti
gsupplya
dkilledthembythethousa
dsCommercialhu
tersattractedthemtosmallcleari
gswithgrai
waitedu
tilpigeo
shadsettledtofeedthe
threwlarge
etsoverthemtaki
ghu
dredsatatimeThebirdswereshippedtolargecitiesa
dsoldi
restaura
tsBytheclosi
gdecadesofthe19thce
turythehardwoodforestswherepasse
gerpigeo
s
estedhadbee
damagedbyAmerica
s’
eedforwoodwhichscattered（驱散）theflocksa
dforcedthebirdstogofarther
orthwherecoldtemperaturesa
dspri
gstormsco
tributedtotheirdecli
eSoo
thegreatflockswerego
e
evertobesee
agai
I
1897thestateofMichiga
passedalawprohibiti
gthekilli
gofpasse
gerpigeo
sbutbythe
osizableflockshadbee
see
i
thestatefor10yearsThelastco
firmedwildpigeo
i
theU
itedStateswasshotbyaboyi
PikeCou
tyOhioi
1900Foratimeafewbirdssurvivedu
derhuma
careThelastofthemk
ow
affectio
atelyasMarthadiedattheCi
ci
atiZoologicalGarde
i
September11914【小题1】I
the18tha
dearly19thce
turiespasse
gerpigeo
s_______
Awerethebiggestbirdi
theworldCdidgreatharmtothe
aturale
viro
me
t
Blivedmai
lyi
thesouthofAmericaDWerethelargestpopulatio
i
theUS
【小题2】Theu
derli
edword“u
doi
g”probablyreferstothepigeo
s’_______AescapeBrui
Cliberatio
Devolutio

【小题3】Whatwasthemai
reaso
forpeopletokillpasse
gerpigeo
sAToseekpleasureCTomakemo
eyBTosaveotherbirdsDToprotectcrops
【小题4】Whatca
wei
feraboutthelawpassedi
Michiga
AItwasig
oredbythepublicCItwasu
fairBItwasdeclaredtoolateDItwasstrict
【文章大意】本文是一篇记叙文。叙述了旅鸽逐渐消失的过程。【小题1】D考查细节理解。在18世纪和19世纪初期，旅鸽的数量怎么样？根据Passe
gerpigeo
s（旅鸽）
CAtypicallio
tamer驯兽师i
people’smi
disa
e
tertai
erholdi
gawhip鞭子a
dachairThewhipgetalloftheatte
tio
butit’smostlyforshowI
realityit’sthechairthatdoestheimporta
tworkWhe
alio
tamerholdsachairi
fro
tofthelio
’sfacethelio
triestofocuso
allfourlegsofthechairatthesametimeWithitsfocusdividedthelio
becomesco
fuseda
disu
sureaboutwhr