1、【题目】The Native American interpreter Sacajawea was a valuable member of the Lewis and dark expedition in 1805.

选项：

A.veryfriendly

B.veryuseful

C.verythoughtful.

D.verywealthy

答案：

B

解析：

暂无解析

1、【题目】TheNativeAmericaninterpreterSacajaweawasavaluablememberoftheLewisanddarkexpeditionin1805.

选项：

A.veryfriendly

B.veryuseful

C.verythoughtful.

D.verywealthy

答案：

解析：

1、【题目】The first important exposition in the United States was held in Philadelphia in 1876.

选项：

A.exhibition

B.concert

C.excursion

D.contest

答案：

A

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】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】ThefirstimportantexpositionintheUnitedStateswasheldinPhiladelphiain1876.

选项：

A.exhibition

B.concert

C.excursion

D.contest

答案：

解析：

1、【题目】Peoplewhodonotsleepenoughtendtobecomeirritable.

选项：

A.easilyannoyed

B.ill

C.weary

D.stiffandsore

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】One of the greatest breakthroughs for professional women came in 1973 when the field of banking opened up for them.

选项：

A.mostseriousdisappointments

B.mostsignificantadvances

C.mostabruptdeclines

D.mostcrucialsituations

答案：

B

解析：

暂无解析

1、【题目】 Communication is one of the most important bonds that hold cultural systems together.

选项：

A.obligations

B.qualities

C.links

D.needs

答案：

C

解析：

暂无解析

1、【题目】Communicationisoneofthemostimportantbondsthatholdculturalsystemstogether.

选项：

A.obligations

B.qualities

C.links

D.needs

答案：

解析：

1、【题目】Ella Grasso, elected governor of Connecticut in 1974, supported the enactment (given, granted) of a freedom-of-information law.

选项：

A.passing

B.advocates

C.drafting

D.circulation

答案：

A

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