首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
外语
The previous passage is to be continued by the following passage about asbesto-related diseases, in which four phrases have been
The previous passage is to be continued by the following passage about asbesto-related diseases, in which four phrases have been
admin
2013-01-29
74
问题
The previous passage is to be continued by the following passage about asbesto-related diseases, in which four phrases have been left out. Read the passage and select the best phrase from the box for each gap. You should decide on the best choice and mark the corresponding letter on the Answer Sheet with a single line through the center.
The inhalation of asbestos particles is associated with a number of lung diseases such as asbestosis and lung cancer. Asbestosis is caused by the entry of asbestos particles into the walls of the alveoli ,【B17】______. The lung loses its elasticity and may change shape. The initial symptoms of asbestosis are a tightness in the chest and breathlessness. In its later stages,sufferers【B18】______.
Lung cancer,the generic term for malignant tumors of the alveoli and bronchial tubes,has been shown to be directly related to the inhalation of asbestos particles. As in the case of asbestosis,there is generally a period of latency【B19】______.despite the absence of further exposure. Research suggests that there is a direct correlation between the degree of exposure to asbestos and the incidence of lung cancers. Where exposure occurs,the level of risk is further increased by cigarette smoking. Asbestos workers who smoke cigarettes have a 90% greater risks of contracting lung cancer than workers who do not smoke.
Exposure to blue asbestos has been shown to produce mesothelioma,a rare cancer of the outer lining of the lung or pleura. In a normal population【B20】______. Where epidemiological surveys have revealed a higher incidence of the disease, it is almost always related to asbestos exposure.
【B18】
选项
答案
H
解析
空格钱句子大意为:石棉沉滞症的最初症状是胸闷、气短。后来患者……根据句意可知,正确答案为H。
转载请注明原文地址:https://kaotiyun.com/show/k41O777K
0
考博英语
相关试题推荐
Unlikemostsports,whichevolvedovertimefromstreetgames,basketballwasdesignedbyonemantosuitaparticularpurpose.
ThementalhealthmovementintheUnitedStatesbeganwithaperiodofconsiderableenlightenment.DorotheaDixwasshockedtof
Humanbeingsareanimals.Webreathe,eatanddigest,andreproducethesamelife【21】commontoallanimals.Inabiologicallabo
Humanbeingsareanimals.Webreathe,eatanddigest,andreproducethesamelife【21】commontoallanimals.Inabiologicallabo
AskanAmericanschoolchildwhatheorsheislearninginschoolthesedaysandyoumightevengetareply,providedyouaskit
Thereweretwowidelydivergentinfluencesontheearlydevelopmentofstatisticalmethods.Statisticshadamotherwhowasdedi
Inthesecondhalfofeachyear,manypowerfulstormsareborninthetropicalAtlanticandCaribbeanseas.Of【1】,onlyaboutha
Valvularheartdiseasesarequitecommon,essentiallyresultinginimpairedbloodflowandwereverydifficulttotreat.Some30
Neverhasastraitjacketseemedsoill-fittingorsoinsecure.TheEuroarea’s"stabilityandgrowthpact"wassupposedtostop
BackinSeattle,aroundthecomerfromtheDiscoveryInstitute,StephenMeyerofferssomepeer-reviewedevidencethattheretrul
随机试题
老慢支临床最常见的表现是()
设备不因为失效而停机的可能性或概率描述的是()
工业项目可行性研究报告质量标准中,风险分析情况综合评价应具体包括()情况。
挡土墙的土压力中土压力最大的是()
认股权证的行权价格应不低于公告募集说明书日前( )个交易日的公司股票均价和前一个交易日的均价。
企业在较大的或多样化的市场上提供单一的或密切相关的产品,其组织结构通常的类型是()。
材料:教师在“人的性别遗传”教学设计中,教学目标确定如下:知识与技能:(1)说明人的性别差异是由性染色体决定的,了解人的性别与基因的关系;(2)能说出男女体细胞及生殖细胞中含有的染色体数目与类型;(3)能解释生男生女机会均等的原因。过程与方法:
“十年树木,百年树人”体现的教师劳动特点是()。
Excel的单元格中,不可以直接通过Enter键进行换行。()
Thelinguistdiscoveredstrikingsimilaritiesbetweenanearly______languagespokenincentralSiberiaandvariouslanguagesspo
最新回复
(
0
)