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
2023-07-21
15
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、Symbols
B、Signals
C、Symptoms
D、Signatures
答案
C
解析
此处的名词是指diseases的“症候,症状”,所以选symptoms。其他选项的意思分别为:Symbols“象征”,Signals“信号”,Signatures“签名”。
转载请注明原文地址:https://tihaiku.com/zcyy/2856792.html
相关试题推荐
[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
[originaltext]W:Lookhere,darling,thepapersayspeopletendtofeelunwell
[originaltext]Inthenextfewdecadespeoplearegoingtotravelverydiffe
ThepollutionofHongKong’sbeachesbyoilfromadamagedtankerlastyear
随机试题
[originaltext]M:Howisyourlifeawayfromyourfamily?W:Iliveonmyownhe
Themanwasseen________heavilytothegroundandnevergetupagain.A、fallingB
A—CertificateofHealthB—FireInsuranceC—IndustrialAccidentsD—InsuranceComp
StaggeringtasksconfrontedthepeopleoftheUnitedStates,NorthandSouth
FamilySoc
从因子Ⅲ释放到纤维蛋白形成的过程是A.内源凝血系统 B.外源凝血途径 C.内
治疗苯二氮类药物中毒的药物不包括A.纳洛酮 B.胞磷胆碱 C.氟马西尼 D
9.8感应电压防护 9.8.1在330kV、±400kV及以上电压等级的线
基础心理学是研究()。 (A)正常成人心理现象的心理学基础学科 (B
以下法律规范性文件中,不属于我国法律体系诉讼程序法的是()。 A.行
最新回复
(
0
)