1、【题目】The controls of most modern airplanes can be operated either manually or automatically.

选项：

A.bythebook

B.byamap

C.bylogic

D.byhand

答案：

D

解析：

暂无解析

1、【题目】Themegaphone(microphone)makesthevoicesoundlouderbecauseitpointssoundwavesinonedirectionandkeepsthemfromspreadingoutinalldirections.

选项：

A.slithering

B.radiating

C.interfering

D.murmuring

答案：

解析：

1、【题目】Despite the proliferation of other faster modes of transportation, the railroads remain the largest carriers of intercity freight in the United States.

选项：

A.schemes

B.means

C.tracks

D.variables

答案：

B

解析：

暂无解析

1、【题目】An oversight 遗漏 (miss, overslaugh) in proofreading often results in printed errors.

选项：

A.Aninconsistency

B.Adiscrimination

C.Ablotch

D.Aninattention

答案：

D

解析：

暂无解析

1、【题目】Bythenineteenthcentury,embroideryonmen'sclothinghadvirtuallydisappearedexceptfortheoccasionaldecorativevestandtie.

选项：

A.almost

B.definitely

C.already

D.universally

答案：

解析：

1、【题目】Although the Carbon 14 method of dating old objects is not foolproof , it is the best method available at present

选项：

A.whollyoperational

B.entirelyserviceable

C.fullyreliable

D.completelysafe

答案：

C

解析：

暂无解析

1、【题目】ThecompanyissuesanannualreporteveryMarch.

选项：

A.ayearly

B.acomprehensive

C.afinancial

D.aproduct

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】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】Insectpestsareamongtheleadingcausesofcropfailure.

选项：

A.expected

B.chief

C.natural

D.least

答案：

解析：

1、【题目】Solid geometry has enabled astronomers to calculate the positions of the heavenly bodies relative to one another.

选项：

A.ontopof

B.nextto

C.inspiteof

D.withrespectto

答案：

D

解析：

暂无解析

1、【题目】Thecontrolsofmostmodernairplanescanbeoperatedeithermanuallyorautomatically.

选项：

A.bythebook

B.byamap

C.bylogic

D.byhand

答案：

解析：