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
43
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、occasionally
B、especially
C、originally
D、eventually
答案
A
解析
根据前后倍数的对比,选occasionally“有时候,偶尔”。其他选项的意思分别为:especially“尤其,特别”,originally“起初;原来”,eventually“终于,最后”。
转载请注明原文地址:https://tihaiku.com/zcyy/3473046.html
相关试题推荐
Peopleappeartobeborntocompute.Thenumericalskillsofchildrendevel
Peopleappeartobeborntocompute.Thenumericalskillsofchildrendevelo
Peopleappeartobeborntocompute.Thenumericalskillsofchildrendevelo
Peopleappeartobeborntocompute.Thenumericalskillsofchildrendevelo
[originaltext]M:Oneofthemostcommonquestionsweaskaboutpeople’sbehavio
[originaltext]W:Airpollutionisoneofthemostseriousproblemsintheworld
[originaltext]W:Airpollutionisoneofthemostseriousproblemsintheworld
[originaltext]W:Airpollutionisoneofthemostseriousproblemsintheworld
Manypeopleinvestedinthestockmarket___________(希望能发财).hopingtomakethe
Peoplewhodescribethem.themselvesasperfectionistsmaydowellonjobin
随机试题
【B1】[br]【B10】A、twiceB、onceC、3timesA“是……的两倍”在英语中要用twiceofsth.来表达。
NewZealanderscolloquiallyrefertothemselvesas"Kiwis",______thecountry’s
[originaltext](12)Youngwomenarelosingfaithintheuniversitysystemwit
[originaltext]M:IhopetogetajobduringChristmastoearnsomemoney.Howa
Somehousesaredesignedtobesmart.Othershavesmartdesigns.Anexample
女性,45岁,经前乳房胀痛3年。查体:双乳房外上象限多发小结节感,未及肿物,双腋
育龄妇女停经58天后,阴道流血3天,血量增多,伴腹痛下坠。妇检子宫增大如孕50天
共用题干 某房地产开发企业以出让方式取得一宗土地的开发经营权,土地出让年限为5
过量最易引起心动过速、心室颤动的药物是A.多巴胺 B.肾上腺素 C.麻黄碱
纠纷审议委员会的委员在建设工程项目开始时就介入项目,目的是()。 A
最新回复
(
0
)