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】Insectpestsareamongtheleadingcausesofcropfailure.
选项：
A.expected
B.chief
C.natural
D.least
答案：
解析：
1、【题目】Bythenineteenthcentury,embroideryonmen'sclothinghadvirtuallydisappearedexceptfortheoccasionaldecorativevestandtie.
选项：
A.almost
B.definitely
C.already
D.universally
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】Solidgeometryhasenabledastronomerstocalculatethepositionsoftheheavenlybodiesrelativetooneanother.
选项：
A.ontopof
B.nextto
C.inspiteof
D.withrespectto
答案：
解析：
1、【题目】With lasers scientists can probe many physical processes, such as combustion, once beyond our ken.视野
选项：
A.understanding
B.responsibility
C.interpretation
D.notice
答案：
A
解析：
暂无解析
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】Thewheelsofthefirstroadvehicleswerefashionedfromcrudestonedisks.
选项：
A.hand-carved
B.roughlymade
C.flat
D.heavy
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】HowmanypeopleareawarethatadancerwiththeNewYorkCityBallettypicallywearsoutaminimumoftwohundredpairsoftoeshoesperyear?
选项：
A.only
B.exactly
C.atleast
D.fewerthan
答案：
解析：
1、【题目】In1861itseemedinevitablethattheSouthernstateswouldbreakawayfromtheUnion.
选项：
A.strange
B.certain
C.inconsistent
D.proper
答案：
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】DoubleEagleinthefirsttransatlanticballoon,wasgreetedbyavidcrowdsinFrance.
选项：
A.eager
B.surging
C.appreciative
D.vigorous
答案：
解析：
1、【题目】ThecompanyissuesanannualreporteveryMarch.
选项：
A.ayearly
B.acomprehensive
C.afinancial
D.aproduct
答案：
解析：
1、【题目】Alllivingorganisms,regardlessoftheiruniqueidentity,havecertainbiological,chemical,andphysicalcharacteristicsincommon.
选项：
A.asaresultof
B.considering
C.cognizantof(consciousof,awareof)
D.whatever
答案：
解析：
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