1、【题目】The future survival of the bald eagle is still an important American ecological concern.
选项:
A.migration
B.population
C.existence
D.evolution
答案:
C
解析:
暂无解析
1、【题目】Oneofthegreatestbreakthroughsforprofessionalwomencamein1973whenthefieldofbankingopenedupforthem.
选项:
A.mostseriousdisappointments
B.mostsignificantadvances
C.mostabruptdeclines
D.mostcrucialsituations
答案:
解析:
1、【题目】Whencarbonisaddedtoironintheproperproportions,theresultissteel.
选项:
A.container
B.sequence
C.laboratories
D.amounts
答案:
解析:
1、【题目】Batsfly,ratherthanglide,andthusaretheonlymammalscapableoftrueflight.
选项:
A.straight
B.safe
C.real
D.rapid
答案:
解析:
1、【题目】Despitetheproliferationofotherfastermodesoftransportation,therailroadsremainthelargestcarriersofintercityfreightintheUnitedStates.
选项:
A.schemes
B.means
C.tracks
D.variables
答案:
解析:
1、【题目】Double Eagle in the first transatlantic balloon, was greeted by avid crowds in France.
选项:
A.eager
B.surging
C.appreciative
D.vigorous
答案:
A
解析:
暂无解析
1、【题目】How many people are aware that a dancer with the New York City Ballet typically wears out a minimum of two hundred pairs of toe shoes per year?
选项:
A.only
B.exactly
C.atleast
D.fewerthan
答案:
C
解析:
暂无解析
1、【题目】Insect pests are among the leading causes of crop failure.
选项:
A.expected
B.chief
C.natural
D.least
答案:
B
解析:
暂无解析
1、【题目】Blue-greenalgaegrowabundantlyinsaltmarshes.
选项:
A.primarily
B.slowly
C.onplants(cultivate)
D.ingreatnumbers
答案:
解析:
1、【题目】Urban renewal programs strive to upgrade areas that are becoming slums.
选项:
A.reproach
B.improve
C.fortify
D.uproot
答案:
B
解析:
暂无解析
1、【题目】Alligators still exist in some of the dank 潮湿 swamps and bayous小海湾 of Alabama's coastal regions.
选项:
A.weirdly古怪的fascinating
B.mythical
C.drab(monotonous)
D.unpleasantlyhumid
答案:
D
解析:
暂无解析
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