1、【题目】The Salk vaccine is a major factor in the fight to eradicate polio.
选项：
A.completelydestroy
B.carefullydisguise
C.sustain
D.contain
答案：
A
解析：
暂无解析
1、【题目】Alligatorsstillexistinsomeofthedank潮湿swampsandbayous小海湾ofAlabama'scoastalregions.
选项：
A.weirdly古怪的fascinating
B.mythical
C.drab(monotonous)
D.unpleasantlyhumid
答案：
解析：
1、【题目】Insectpestsareamongtheleadingcausesofcropfailure.
选项：
A.expected
B.chief
C.natural
D.least
答案：
解析：
1、【题目】Oneofthegreatestbreakthroughsforprofessionalwomencamein1973whenthefieldofbankingopenedupforthem.
选项：
A.mostseriousdisappointments
B.mostsignificantadvances
C.mostabruptdeclines
D.mostcrucialsituations
答案：
解析：
1、【题目】Formulatedin1823,theMonroeDoctrineassertedthattheAmericaswerenolongeropentoEuropeancolonization.
选项：
A.emphaticallystated
B.belligerently(aggressively)argued
C.accentuated(emphasize)
D.entreated恳求（implore,plea,invoke）
答案：
解析：
1、【题目】WhileBillieHolidaydidnotinventthemusiccalled"theblues",shemostassuredlyhelpedpopularizeit.
选项：
A.finally
B.certainly
C.earnestly
D.enthusiastically
答案：
解析：
1、【题目】Mary McCarthy s satires 讽刺文学 are couched in a prose style that has a classic precision.
选项：
A.fused
B.prefaced
C.standardized
D.expressed
答案：
D
解析：
暂无解析
1、【题目】A mythical(imaginary) creature, the dragon was believed to have lion's claws, scaly skin, and fiery breath.
选项：
A.legendary
B.magical
C.frightening
D.perplexing
答案：
A
解析：
暂无解析
1、【题目】Despitetheproliferationofotherfastermodesoftransportation,therailroadsremainthelargestcarriersofintercityfreightintheUnitedStates.
选项：
A.schemes
B.means
C.tracks
D.variables
答案：
解析：
1、【题目】 All living organisms, regardless of their unique identity, have certain biological, chemical, and physical characteristics in common.
选项：
A.asaresultof
B.considering
C.cognizantof(consciousof,awareof)
D.whatever
答案：
D
解析：
暂无解析
1、【题目】Withtheacquisitionofsmallercompaniesbylargerones,the1960'ssawawaveofnewconglomerates.
选项：
A.surge
B.handful
C.suspension
D.dissolution分解
答案：
解析：
1、【题目】TheSalkvaccineisamajorfactorinthefighttoeradicatepolio.
选项：
A.completelydestroy
B.carefullydisguise
C.sustain
D.contain
答案：
解析：
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