What caused the health problems to workers after the September eleventh attacks according to this passage? Who suffer the breat

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问题 What caused the health problems to workers after the September eleventh attacks according to this passage?
Who suffer the breathing problems most according to the latest study?

选项

答案The building trades，firefighters，police officers and other workers．

解析参见文章第二段第二句话。

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大学英语六级

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What caused the health problems to workers after the September eleventh attacks according to this passage? Who suffer the breat

大学英语六级

A、Hedrovetowork.B、Hetookataxitowork.C、Hetookabustowork.D、Hegotaliftfromothers.D男士说谢谢女士开车送他去上班，女士说不用谢，并表示在上

Whatshouldwedofirstwhenwemakeamistake?Weshouldacknowledgeit______.

Recently,theseriousproblemofsmogcausedbyPM2.5______greatlybythegovernment’seffectivemeasures.

A—bluechipsJ—internationalmarketingB—brandK—chainstoreC—bullmarketL—mergerD—capitalexpenditureM—qualitycontr

Feelingworriedisanormalpartofyourworkinglife,butsometimesitcanbetoomuchforyoutobear.Ifyourworries【T1】____

Lifeexpectancyisrisinginmuchoftheworld.Butdoctorsareseeinganothertrendthatisdisturbing.Somepeoplearechoosin

TheUniversityBookstoreisaself-supportinguniversity-ownedorganization,whichwasfoundedin1921.Itprovidesstudents,fa

Collegeisaplacetoexploremanypossibilities;youreallycan’tdoitall—unlessyoumanageyourtimewisely.Herearesomet

Ahotelislikeaself-containedcommunityprovidingguestswithalltheservicestheycanexpectintheirownhomeandcommunit

A—multimediamessageserviceJ—fixeddialB—subscriberidentitymoduleK—automaticredialC—voicepromptL—two-waychargin

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1905年影片《定军山》的摄制标志着中国电影的正式诞生，其主演为京剧老生名家()

A．上腔静脉阻塞综合征的水肿B．血管神经性水肿C．黏液性水肿D．肝源性水肿E．肾源性水肿答别水肿类型面部、颈、上肢及上胸部水肿，伴发绀、气促、咳嗽、声哑及颈静脉、前胸表浅静脉扩张

引起手足口病的是

刘女士今年48岁，她说：“我有两个女儿，当妹妹长到姐姐现在的年龄时，姐妹俩的年龄之和比我到那时的年龄还大2岁。”问姐姐今年多少岁?()

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七级职员李某须在自己岗位上任职满()以上，才能达到晋升六级职员岗位的年限。

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WhilewesterngovernmentsworryoverthethreatofEbola,amorepervasivebutfarlessharmful【C1】______isspreadingthrough