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
9
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、troubles
B、efforts
C、differences
D、profits
答案
B
解析
根据目的状语to identify indoor air sources选efforts,表示“努力确定可能成为______的室内空气来源”。其他选项与make搭配后的意思分别为:make troubles“惹麻烦”,make differences“造成不同,起作用”,make profits“获得利润”。
转载请注明原文地址:https://tihaiku.com/zcyy/3473061.html
相关试题推荐
Peoplewhodescribethem.themselvesasperfectionistsmaydowellonjobin
Peoplewhodescribethem.themselvesasperfectionistsmaydowellonjobin
Peoplewhodescribethem.themselvesasperfectionistsmaydowellonjobin
Peoplewhodescribethem.themselvesasperfectionistsmaydowellonjobin
Peoplewhodescribethem.themselvesasperfectionistsmaydowellonjobin
Peoplewhodescribethem.themselvesasperfectionistsmaydowellonjobin
Cultureshockissonamedbecauseoftheeffectithasonpeoplewhentheye
Cultureshockissonamedbecauseoftheeffectithasonpeoplewhentheye
Americansusedtostandtallasthepeoplewiththehighestaverageheighti
Americansusedtostandtallasthepeoplewiththehighestaverageheighti
随机试题
Heisamanabovevulgarinterests.他是一个脱离了低级趣味的人。
Ivoryistotheelephantwhatshellistothe______________.A、craneB、fishC、nec
【S1】[br]【S7】去掉the该句中第二个tolerance(宽容)作为一个抽象概念不用在其前面加定冠词,这也可从该句第一个tolerance前不加冠词
处于通话状态的消防电话总机能呼叫任意一部及以上消防电话分机,被呼叫的消防电话分机
改革党和国家领导体制是为了( )。 A.加强党的领导,改善党的领导 B.发
宫颈重度糜烂患者,行宫颈刮片为巴氏Ⅲ级。下一步处理应是下列何项A.3个月后复查宫
导游在带团中如遇接待计划不得不进行更改时,如不经得多数游客的同意,便是违约。
A.狂躁妄动 B.下利清谷,小便清长 C.大便黏滞,小便混浊 D.汗出恶风
出台中央八项规定,严厉整治____、____、____和____,坚决反对特权。
Thechangeinthatvillagewasmiraculou
最新回复
(
0
)