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

Whereisthenapkinnormallyplacedduringthemeal?Whichofthefollowingshowsgoodtablemanners?

BeforegettingParkinson’sdisease,WaynelovedWaynehadaneighborandfishingfriendwho

Accordingtothepassage,killinginsectsandbacteriapresentinfoodsbyirradiatingisnotcompletelyapprovedbytheUSgove

1.Tranquilizerscalmapersonbyactingonthenervoussystem.Theybelongtoagroupofdrugscalledanti-anxietyandhypnotic

Socialanxietydisorderpreventssome15millionAmericansfromleadingnormalsocialandromanticlives,anewsurveyfinds.

IntheAmericanfamilythehusbandandwifeusuallyshareimportantdecisionmaking.Whenthechildrenareoldenough,theytake

AFord’sFollowersBTheAssemblyLineCFord’sGreatDreamDTheEstablishmentoftheCompanyEFord’sBiggestContributio

Thecommitteewasaskedtorenderareportonthehousingsituation.

Thecommitteewasaskedtorenderareportonthehousingsituation.

Awillisadocumentwrittentoensurethatthewishesofthedeceasedarerealized.

Seventeenth-centuryhousesincolonialNorthAmericaweresimplestructuresthatwereprimarilyfunctional,carryingovertradit

有关肺炎支原体肺炎的临床表现，错误的是

隔离层应选择的材料是（ ）。薄膜衣应选择的材料是（ ）。

对耐氯喹的恶性疟虫株首选()。

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灌注桩成孔后，需要清孔，清孔方法有()。

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