（一）Whatisthebiggestcityi
theworld？Thatis，__1__cityhasthelargestpopulatio
？Thisseemslike__2__questio
toa
swer，butactuallyitis
tIts
actuallyratherdifficulttosaywhichcities__3__thelargestTherearetworeaso
sforthisdifficultyFirstofall，itis
teasytodetermi
eacitysbou
daries，thatis，whereacitye
dsNowadays，
earlyallcitieshavealarge__4__areaarou
dthemSowhe
wetalkaboutthepopulatio
ofacity，weofte
mea
thepopulatio
ofthewholemetropolita
areaarou
dthecityThatmea
sthatitsdifficulttodetermi
ewhatthepopulatio
ofacityisbecauseitsdifficult
todefi
ewhatacityisTheseco
dreaso
thatitisdifficultto__5__thepopulatio
ofdiffere
tcitiesisthis：itisalmostimpossibletoget__6__aboutthepopulatio
ofallcitiesforthesameyearForexample，wemightgeta
estimateofNewYorkspopulatio
i
1979a
da
__7__ofMexicoCityspopulatio
i
1981Sowereallyca
tcomparethe
umbersbecausethei
formatio
isfor__8__differe
tyearsA
dthepopulatio
ofcitiescha
gesratherquickly，especiallyi
somecasesForexample，thepopulatio
ofBeiji
g，Chi
amayi
creaseby5eachyear，sothepopulatio
figurewillcha
geratherquicklySoweca
saythattheseareourtwo__9__forcompari
gthepopulatio
sofcities：o
e，itsdifficulttodetermi
ethe__10__ofacity，a
dtwo，itisdifficulttogetaccuratei
formatio
1AwhatBwhichCwhereDhow2AadifficultBatroublesomeCeasyD
a
easy3AareBwereCisDwas4AcityBurba
Csuburba
D
cou
trysideri
g5AcompileBcompareCco
ductDco
clusio
6Ai
formatio
sBk
owledgeCbackgrou
dDi
formatio
7AestimatedBcou
tCcalculateDestimate8Ao
eBtwoCthreeDfour9Aquestio
sBa
swersCsolutio
sDproblems10AlimitsBe
dClimitDedge
参考答案：1B2D3A4D5Bcompile收集、编辑Thepolicehavecompiledalistofsuspectsco
duct领导、控制
f6Di
formatio
是不可数名词。
7D8B
9Dquestio
和problem的中文意思均为“问题”，但questio
指需要对方回答的问题
10Alimit：表示界限、界线时，常用复数。
e
d：末端、尽头。edge：边缘。
（二）
Therehavebee
ma
ygreat__1__Thefirstgreati
ve
tio
waso
ethatisstillveryimporta
ttodaythewheelThismadeiteasiertocarry__2__thi
gsa
dtotravello
gdista
ces
I
theearly1800stheworld__3__tocha
geTherewaslittleu
k
ow
la
dlefti
theworldPeopledid
othavetoexploremucha
ymoreTheybega
toworki
steadtomakelifebetter
I
theseco
dhalfofthe19thce
turyma
ygreati
ve
tio
sweremadeAmo
gthemwerethecamera，theelectriclighta
dtheradioTheseallbecameabigpart__4__ourlifetoday
Thefirstpartofthe20thce
turysawmoregreati
vr
