Thewheelsofthefirstroadvehicleswerefashionedfromcrudestonedisks.

• A.hand-carved
• B.roughlymade
• C.flat
• D.heavy

Whencarbonisaddedtoironintheproperproportions,theresultissteel.

• A.container
• B.sequence
• C.laboratories
• D.amounts

Incalculatingthedailycalorierequirementsforanindividual,variationsinbodysize,physicalactivity,andageshouldbetakenintoaccount.

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

WhileBillieHolidaydidnotinventthemusiccalled"theblues",shemostassuredlyhelpedpopularizeit.

• A.finally
• B.certainly
• C.earnestly
• D.enthusiastically

Urbanrenewalprogramsstrivetoupgradeareasthatarebecomingslums.

• A.reproach
• B.improve
• C.fortify
• D.uproot

Alligatorsstillexistinsomeofthedank潮湿swampsandbayous小海湾ofAlabama'scoastalregions.

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