Carbohydrates are the most abundant and______food sources of energy.

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问题 Carbohydrates are the most abundant and______food sources of energy.

选项 A、less cost
B、least costly
C、least cost
D、lest costly

答案B

解析本题考查词性。本句缺少的部分应为the most abundant的同等成分，而least为最高级，costly为形容词，故选B。

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本试题收录于：英语题库普高专升本分类

英语

普高专升本

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Carbohydrates are the most abundant and______food sources of energy.

英语

普高专升本

—Puttingonahappyfacenotonlyhelpsusmakefriendsbutalsomakesusfeelbetter.—______

_____inhumansocietyisnotpossibleunlesspeoplelearntorespectthosewhosewaysoflife,customsandformsofsocietyare

Jeandidnothavetimetogototheconcertlastnightbecauseshewasbusy_____forherexamination.

Theelectrictorchgaveonlyafaintlightbecausethe______wasalmostfiat.

From【B1】readingwecanderivepleasure,companionship,experience,andinstruction.Agoodbookmay【B2】ourattention

Someofthemoreobviousformsofnonverbalcommunicationaregestures.Althoughwemaythinkofthemasmainlyhandandarmmov

ForanincreasingnumberofstudentsatAmericanuniversities,oldissuddenlyin.Thereasonisobvious:thegrayingofAmerica

Theybelievedthatbyusingcomputerstheproductionoftheirfactory______.

Theagriculturerevolutioninthenineteenthcentury【B1】twothings:theinventionoflabor-saving【B2】andthedevelop

A、Sheagreeswiththeman.B、Themanmissedthelaststudysession.C、Shedidn’tunderstandthelastchemistryclass.D、Theman

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有一笔递延年金，前两年没有现金流入，后四年每年年初流入100万元，折现率为10％，则关于其现值的计算表达式正确的是()。

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SeenfromtheTVtoweratnight，thecitylooksevenmoremagnificentwithallitslightson．

From【B1】readingwecanderivepleasure,companionship,experience,andinstruction.Agoodbookmay【B2】ourattention

Theagriculturerevolutioninthenineteenthcentury【B1】twothings:theinventionoflabor-saving【B2】andthedevelop