首页
登录
职称英语
Most people are aware that outdoor air pollution can damage their health, bu
Most people are aware that outdoor air pollution can damage their health, bu
游客
2024-02-22
67
管理
问题
Most people are aware that outdoor air pollution can damage their health, but many do not know that indoor air pollution can also【67】health significantly. Environmental Protection Agency studies【68】that indoor levels of pollutants may be 2-5 times, and【69】more than 100 times, higher than outdoor levels.
There are many sources of indoor air pollution in any【70】. These include combustion (燃烧) sources, products for home cleaning and【71】, personal care, or hobbies; central heating and cooling systems and humidification【72】; and outdoor air pollution.
【73】effects may show up after a single exposure or【74】exposures. These include irritation of the eyes, nose, and throat, headaches, dizziness, and【75】. Such effects are usually short-term and【76】. Sometimes the treatment is simply【77】the person’s exposure to the source of the pollution,【78】it can be identified.【79】of some diseases may also show up soon after exposure to some indoor air pollutants.
Certain effects are similar to those from colds or other viral (病毒引起的) diseases,【80】it is often difficult to【81】if the symptoms are a result of exposure to indoor air pollution.【82】this reason, it is important to pay attention to the time and place the symptoms【83】. If the symptoms fade or go away when a person is away from home and return when the person returns,【84】should be made to identify indoor air sources that may be possible【85】. Some effects may be made worse by an【86】supply of outdoor air or from the heating, cooling, or humidity conditions prevalent in the home. [br]
选项
A、means
B、bases
C、causes
D、motives
答案
C
解析
根据前一题的句意分析,选causes“起因”,与上下文中的effects“结果”呼应。其他选项的意思分别为:means“方式,途径”,bases“基础”,motives“动机”。
转载请注明原文地址:http://tihaiku.com/zcyy/3473062.html
相关试题推荐
Thewayinwhichpeopleusesocialspacereflectstheirsocialrelationships
[originaltext]Whenpeoplesucceed,itisbecauseofhardwork,butluckhas
[originaltext]Whenpeoplesucceed,itisbecauseofhardwork,butluckhas
Withalotofpatiencewithoneself,mostpeople______(成功克服了文化冲击).succeededino
[originaltext]W:Lookhere,darling,thepapersayspeopletendtofeelunwell
[originaltext]W:Lookhere,darling,thepapersayspeopletendtofeelunwell
[originaltext]W:Lookhere,darling,thepapersayspeopletendtofeelunwell
[originaltext]W:Lookhere,darling,thepapersayspeopletendtofeelunwell
Basicallytheyareencouragingpeople__________(超速驾驶和违反法律).tospeedandtobreak
[originaltext]Inthenextfewdecadespeoplearegoingtotravelverydiffe
随机试题
Neowarethinclientsareconnecteddevicesdesignedforserver-basedcomputing,
Visitorstothezoousuallypitytheanimalsowingtotheirparticularemoti
DaydreamingⅠ.Daydreamingcanbeharmfulbecauseitwasc
上海大江有限公司出资25万元,与八家新闻单位联合主办“大江杯迎亚运世界体育知识大
患者,男性,53岁。右肾下极多发结石,左输尿管上段结石直径15cm。静脉肾盂造影
根据《建设工程工程量清单计价规范》,下列费用中,应列入规费项目清单的是( )。
楼梯由()三部分组成。A.梯段 B.坡道 C.平台 D.扶手 E.栏
“井”穴分布在A.指、趾末端 B.肩关节附近 C.肘、膝关节附近 D.腕关
在爆炸性粉尘环境内,()采用绝缘导线或塑料管明设。A.严禁,B.必须;C.
根据FIDIC合同条件,合同文件内容不一致时表述不正确的是( )。A.当事人就
最新回复
(
0
)