Thecontrolsofmostmodernairplanescanbeoperatedeithermanuallyorautomatically.

• A.bythebook
• B.byamap
• C.bylogic
• D.byhand

Anoversight遗漏(miss,overslaugh)inproofreadingoftenresultsinprintederrors.

• A.Aninconsistency
• B.Adiscrimination
• C.Ablotch
• D.Aninattention

Incalculatingthedailycalorierequirementsforanindividual,variationsinbodysize,physicalactivity,andageshouldbetakenintoaccount.

• A.numbered
• B.stabilized
• C.contrasted
• D.considered

Alligatorsstillexistinsomeofthedank潮湿swampsandbayous小海湾ofAlabama'scoastalregions.

• A.weirdly古怪的fascinating
• B.mythical
• C.drab(monotonous)
• D.unpleasantlyhumid

TheNativeAmericaninterpreterSacajaweawasavaluablememberoftheLewisanddarkexpeditionin1805.

• A.veryfriendly
• B.veryuseful
• C.verythoughtful.
• D.verywealthy

InthenortheasternUnitedStates,itrainsintermittently间歇地throughoutthespring.

• A.steadily
• B.abundantly
• C.periodically
• D.daily