TOEFL全真试题.docx
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TOEFL全真试题
TOEFL全真试题
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TOEFL全真试题1
ReadingComprehension Time:
55minutes（includingthereadingofthe
directions）.Nowsetyourclockfor55minutes. Question1-12 Orchidsare
uniqueinhavingthemosthighlydevelopedofallblossoms,inwhichtheusual
maleandfemalereproductiveorgansarefusedinasinglestructurecalledthe
column.Thecolumnisdesignedsothatasinglepollinationwillfertilize
hundredsofthousands,andinsome casesmillions,ofseeds,somicroscopicand
lighttheyareeasilycarriedbythebreeze.Surroundingthecolumnarethree
sepalsandthreepetals,sometimeseasilyrecognizableassuch,oftendistorted
intogorgeous,weird,butalwaysfunctionalshapes.Themostnoticeableof
the petalsiscalledthelabellum,orlip.Itisoftendramaticallymarkedas
anunmistakablelanding striptoattractthespecificinsecttheorchidhas
chosenasitspollinator. Toluretheirpollinatorsfromafar,orchidsuse
appropriatelyintriguingshapes,colors,andscents.Atleast50different
aromaticcompoundshavebeenanalyzedintheorchidfamily,eachblendedto
attractone,oratmostafew,speciesofinsectsorbirds.Someorchidseven
changetheirscentstointerestdifferentinsectsatdifferenttimes. Oncethe
rightinsecthasbeenattracted,someorchidspresentallsortsofone-way
obstacle coursestomakesureitdoesnotleaveuntilpollenhasbeen
accuratelyplacedorremoved.Bysuchingeniousadaptationstospecific
pollinators,orchidshaveavoidedthehazardsoframpant crossbreedinginthe
wild,assuringthesurvivalofspeciesasdiscreteidentities.Atthesame
time theyhavemadethemselvesirresistibletocollectors. 1.Whatdoesthe
passagemainlydiscuss?
（A）Birds （B）Insects （C）Flowers （D）Perfume 2The
orchidisuniquebecauseof （A）thehabitatinwhichitlives （B）the
structureofitsblossom （C）thevarietyofproductsthatcanbemadefrom
it （D）thelengthofitslife 3Thewordfusedinline2isclosestin
meaningto （A）combined （B）hidden （C）fertilized （D）produced 4Howmany
orchidseedsaretypicallypollinatedatonetime?
（A）200 （B）2,000 （C）
20,000 （D）200,000 5Whichofthefollowingisakindofpetal?
（A）The
column （B）Thesepal （C）Thestem （D）Thelabellum 6Thelabellum（line7）is
mostcomparableto （A）amicroscope （B）anobstaclecourse （C）anairport
runway （D）aracetrack 7Thewordlureinline10isclosestinmeaning
to （A）attract （B）recognize （C）follow （D）help 8Whichofthefollowing
isNOTmentionedasameansbywhichanorchidattractsinsects?
（A）Size （B）
Shape （C）Color （D）Perfume 9Thewordtheirinline13refersto （A）
orchids （B）birds （C）insects （D）species 10Whichofthefollowing
statementsaboutorchidsscentsdoesthepassagesupport?
（A）Theyare
effectiveonlywhenaninsectisneartheblossom. （B）Harmfulinsectsare
repelledbythem. （C）Theyaredifficulttotellapart. （D）Theymaychangeat
differenttimes. 11Thewordplacedinline15isclosestinmeaningto （A）
estimated （B）measured （C）deposited （D）identified 12Theworddiscrete
inline18isclosestinmeaningto （A）complicated （B）separate （C）
inoffensive （D）functional
TOEFL全真试题2
ReadingComprehension Time:
55minutes（includingthereadingofthe
directions）.Nowsetyourclockfor55minutes. Question1-12 Orchidsare
uniqueinhavingthemosthighlydevelopedofallblossoms,inwhichtheusual
maleandfemalereproductiveorgansarefusedinasinglestructurecalledthe
column.Thecolumnisdesignedsothatasinglepollinationwillfertilize
hundredsofthousands,andinsome casesmillions,ofseeds,somicroscopicand
lighttheyareeasilycarriedbythebreeze.Surroundingthecolumnarethree
sepalsandthreepetals,sometimeseasilyrecognizableassuch,oftendistorted
intogorgeous,weird,butalwaysfunctionalshapes.Themostnoticeableof
the petalsiscalledthelabellum,orlip.Itisoftendramaticallymarkedas
anunmistakablelanding striptoattractthespecificinsecttheorchidhas
chosenasitspollinator. Toluretheirpollinatorsfromafar,orchidsuse
appropriatelyintriguingshapes,colors,andscents.Atleast50different
aromaticcompoundshavebeenanalyzedintheorchidfamily,eachblendedto
attractone,oratmostafew,speciesofinsectsorbirds.Someorchidseven
changetheirscentstointerestdifferentinsectsatdifferenttimes. Oncethe
rightinsecthasbeenattracted,someorchidspresentallsortsofone-way
obstacle coursestomakesureitdoesnotleaveuntilpollenhasbeen
accuratelyplacedorremoved.Bysuchingeniousadaptationstospecific
pollinators,orchidshaveavoidedthehazardsoframpant crossbreedinginthe
wild,assuringthesurvivalofspeciesasdiscreteidentities.Atthesame
time theyhavemadethemselvesirresistibletocollectors. 1.Whatdoesthe
passagemainlydiscuss?
（A）Birds （B）Insects （C）Flowers （D）Perfume 2The
orchidisuniquebecauseof （A）thehabitatinwhichitlives （B）the
structureofitsblossom （C）thevarietyofproductsthatcanbemadefrom
it （D）thelengthofitslife 3Thewordfusedinline2isclosestin
meaningto （A）combined （B）hidden （C）fertilized （D）produced 4Howmany
orchidseedsaretypicallypollinatedatonetime?
（A）200 （B）2,000 （C）
20,000 （D）200,000 5Whichofthefollowingisakindofpetal?
（A）The
column （B）Thesepal （C）Thestem （D）Thelabellum 6Thelabellum（line7）is
mostcomparableto （A）amicroscope （B）anobstaclecourse （C）anairport
runway （D）aracetrack 7Thewordlureinline10isclosestinmeaning
to （A）attract （B）recognize （C）follow （D）help 8Whichofthefollowing
isNOTmentionedasameansbywhichanorchidattractsinsects?
（A）Size （B）
Shape （C）Color （D）Perfume 9Thewordtheirinline13refersto （A）
orchids （B）birds （C）insects （D）species 10Whichofthefollowing
statementsaboutorchidsscentsdoesthepassagesupport?
（A）Theyare
effectiveonlywhenaninsectisneartheblossom. （B）Harmfulinsectsare
repelledbythem. （C）Theyaredifficulttotellapart. （D）Theymaychangeat
differenttimes. 11Thewordplacedinline15isclosestinmeaningto （A）
estimated （B）measured （C）deposited （D）identified 12Theworddiscrete
inline18isclosestinmeaningto （A）complicated （B）separate （C）
inoffensive （D）functional
TOEFL全真试题3
1.Amicroscopecanrevealvastly______detailthanisvisibletothenaked
eye.
（A）than （B）thanmore （C）morethan （D）more 2.Narcissusbulbs______
atleastthreeinchesapartandcoveredwithaboutfourinchesofwelldrained
soil. （A）shouldbeplanted （B）toplant （C）mustplanting （D）should
plant 3.Industrializationhasbeenresponsiblefor______mostradicalofthe
environmentalchangescausedbyhumans. （A）a（B）the （C）someofwhich （D）
whicharethe 4.Inmanyareastheslopeandtopographyoftheland______
excessrainfalltorunoffintoanaturaloutlet. （A）neitherpermit （B）
withoutpermitting （C）norpermitting （D）donotpermit 5.Colorandlight,
takentogether,______theaestheticimpactoftheinteriorofabuilding. （A）
verypowerfullyinfluence （B）veryinfluencepowerfully （C）powerfullyvery
influence （D）influencepowerfullyvery 6.______thatRachelCarsons1962
bookSilentSpringwasoneofthechiefsourcesofinspirationforthe
developmentofnontoxicpesticides. （A）Thereislikely （B）Likelytobe （C）
Itislikely （D）Likely 7.Totalcolorblindness,______,istheresultofa
defectintheretina. （A）arareconditionthat （B）ararecondition （C）that
ararecondition （D）isararecondition 8.______noconclusiveevidence
exists,manyexpertsbelievethatthewheelwasinventedonlyonceandthen
diffusedtotherestoftheworld. （A）Even （B）But （C）Although （D）So 9.
Whereverthereisplentyofrainduringthegrowingseason,lifeis______in
variousforms. （A）abundant（ B）theabundance （C）anabundant （D）it
abundant
TOEFL全真试题4
StructureandWrittenExpression Time:
25minutes（includingthereading
ofthedirections）Nowsetyourclockfor25minutes. Structure 1Windmotion
canbeobservedinthemesosphereby______thetrailsofmeteorspassing
throughit. （A）towatch（B）watching（C）watched（D）watch 2ThomasEdisons
firstpatentedinventionwasadevice____inCongress. （A）votescountedfor
（B）hadbeencountingvotes（C）forcountingvotes（D）beacountedvote 3
ClaraBow,apopularactressinthe1992s,retired______shewasunabletomake
thetransitionfromsilentfilmstosoundfilms. （A）nevertheless（B）inspite
of（C）because（D）andfor 4Builtin1882,theKinzuaViaductinMckeanCounty,
Pennsylvania,isopenonlytothosevisitors_____areabletowalkits
2058-footlength. （A）who（B）towhom（C）whichthey（D）thatwhich 5Abridge
mustbestrongenoughtosupportitsownweight_____theweightofthepeople
and vehiclesthatuseit. （A）aswell（B）sowell（C）aswellas（D）sowell
as 6TheswallowsofCapistranoarefamous_____tothesamenestsin
Californiaeachspring. （A）toreturned（B）whoreturned（C）theyreturned（D）
forreturning 7Inthefourteenthcentury,____thatglasscoatedwithsilver
nitratewouldturnyellowwhenfiredinanoven. （A）thediscovery（B）itwas
discovered（C）withthediscovery（D）ifitwasdiscovered 8_____recurring
fearisoutofproportiontoanyrealdanger,itiscalledaphobia. （A）When
（B）Whereas（C）Which（D）Whether 9Manymodemphotographersattemptto
manipulateelementsofphotographyother_____intheirphotographs. （A）than
ligh
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