What is the first paragraph mainly about? Why are jade and jade finders mentioned in the passage?

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问题 What is the first paragraph mainly about?
Why are jade and jade finders mentioned in the passage?

选项 A、Because jade finders used the compass to detect lodestone.
B、Because jade was hard enough to make the compass.
C、Because jade finders were possibly the inventors of the compass.
D、Because jade and lodestone were found in the same mountains.

答案C

解析

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本试题收录于：职称英语理工类C级题库职称英语分类

职称英语理工类C级

职称英语

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What is the first paragraph mainly about? Why are jade and jade finders mentioned in the passage?

职称英语理工类C级

职称英语

Manyfactoryworkersfindtheirjobstiresome.

Manypeoplewronglybelievethatwhenpeoplereacholdage,-theirfamiliesplacetheminnursinghomes.Theyareleftinthe(51)

PriscillaOuchida’s"energy-efficient"houseturnedouttobeahorribledream.Whensheandherengineerhusbandmarriedafew

Whatdoactivistsworryabout?Accordingtothepassage,people’sattitudetowardthecureofAIDSis______.

Don’tbeafraid.Iamnotgoingtohurtyou.

FlorenceNightingalewasbornintoarichNightingale’sparentsdidnotapproveofherdecision

A.RiskofScreeningtoYoungerWomenB.InvestigatingtheEffectofScreeningC.EffectsPredictedbyTwoDifferentMod

A.havehealingeffectsB.beusedexternallyC.bepromotedD.helpthedisabledE.befurtherexploredF.suitdifferentpeopl

Writtenrecordsseldomtellsocialscientistsallthattheywanttoknowaboutpastcultures.

Thecommitteecomprisesfivepersons.

乙类传染病中下列疾病必要时采取强制性措施控制，除了

滥用糖皮质激素的危害包括

某产妇，妊娠37周，产前合并有轻度妊娠期高血压疾病，产后阴道持续出血，胎儿娩出后24小时出血量达550ml，检查子宫软，按摩后子宫变硬，阴道流血减少，该产妇诊断为产后出血。造成该产妇产后出血的最可能原因是

Tidesarecreatedmainlybythepullofthemoonontheearth.Themoon’spullcauseswaterintheoceanstobealittledeeper

文艺复兴时期，弗兰西斯·培根在其哪本著作中有关“泛知识”的建议是夸美纽斯“泛智论”的先声()

DianewenttoLondonbyDuringDiane’striptoLondon.

Thepolicemenareinvestigatingthemurder______.

ThismonthSingaporepassedabillthatwouldgivelegalteethtothemoralobligationtosupportone’sparents.CalledastheM