历年雅思真题及答案
一、单项选择题
1.Themainpurposeofthepassageisto
A.describeanewscientificdiscovery
B.discusstheimportanceofenvironmentalprotection
C.comparedifferenttheoriesaboutaphenomenon
D.introduceanewmethodofsolvingaproblem
答案：A
2.Accordingtothepassage,whichofthefollowingistrueaboutthenewspecies?
A.ItwasfirstdiscoveredinAfrica.
B.Ithasauniquephysicalappearance.
C.Itisonlyfoundintropicalregions.
D.Itiscloselyrelatedtoaknownspecies.
答案：B
3.Theauthormentions“therecentstudy”inorderto
A.provideevidenceforaclaim
B.introduceanewtopic
C.challengeaprevioustheory
D.summarizethemainidea
答案：A
4.Whatdoestheword“evolve”inthepassageprobablymean?
A.change
B.develop
C.disappear
D.survive
答案：B
5.Thepassagesuggeststhatthenewdiscoverycouldhaveimplicationsfor
A.medicalresearch
B.agriculturaldevelopment
C.environmentalconservation
D.spaceexploration
答案：C
6.Whichofthefollowingbestdescribesthetoneofthepassage?
A.skeptical
B.enthusiastic
C.objective
D.critical
答案：C
7.Accordingtothepassage,thenewspecieswasdifficulttoidentifybecause
A.itlooksverysimilartootherspecies
B.itlivesinaremotearea
C.thereislimitedresearchonit
D.ithasasecretivebehavior
答案：A
8.Theauthorimpliesthatfurtherresearchisneededto
A.understandthespeciesecologicalrole
B.determinethespeciesdistribution
C.developconservationstrategies
D.alloftheabove
答案：D
9.Whatisthemainfocusofthepassage?
A.Theprocessofscientificdiscovery
B.Thecharacteristicsofanewspecies
C.Theimpactofhumanactivitiesontheenvironment
D.Theimportanceofbiodiversity
答案：B
10.Thepassagestatesthatthenewspecieswasdiscoveredby
A.ateamofscientists
B.alocalresearcher
C.chance
D.agovernmentinitiative
答案：A
二、多项选择题
1.Whichofthefollowingarementionedasfactorscontributingtothediscoveryofthenewspecies?(Choosemore