1、【题目】ThefirstimportantexpositionintheUnitedStateswasheldinPhiladelphiain1876.

选项：

A.exhibition

B.concert

C.excursion

D.contest

答案：

解析：

1、【题目】Communicationisoneofthemostimportantbondsthatholdculturalsystemstogether.

选项：

A.obligations

B.qualities

C.links

D.needs

答案：

解析：

1、【题目】Inliterature,caricatures讽刺画usuallycontainverbalexaggerationthroughwhichthewriterachievescomicandoftensatiric讽刺effects.

选项：

A.banter取笑(tease)

B.humor

C.interaction

D.overstatement

答案：

解析：

1、【题目】Someseaurchins海胆havevenomous(toxin)spines

选项：

A.sensuous(feeling)

B.crooked(twisted)

C.poisonous

D.sticky

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】 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】InthenortheasternUnitedStates,itrainsintermittently间歇地throughoutthespring.

选项：

A.steadily

B.abundantly

C.periodically

D.daily

答案：

解析：

1、【题目】Thewheelsofthefirstroadvehicleswerefashionedfromcrudestonedisks.

选项：

A.hand-carved

B.roughlymade

C.flat

D.heavy

答案：

解析：

1、【题目】In1974HenryAaronbrokeBabeRuth'smonumentallifetimerecordof714homeruns.

选项：

A.archaic(old,antique)

B.degrading(discredit)

C.outstanding

D.entire

答案：

解析：