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
2024-04-14
32
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 also can cause【B1】______ health effects. U.S. Environmental Protection Agency studies of human exposure to air pollutants indicate that indoor levels of pollutants may be 2 to 5 times, and【B2】______ more than 100 times, higher than outdoor levels. These levels of indoor air pollutants may be of particular concern because most people spend about 90% of their time indoors.
Many sources of indoor air pollution can be found in any home or office. Health effects from indoor air pollutants may be【B3】______ soon after exposure or, possibly, years later. Immediate effects may【B4】______ after a single exposure or repeated exposures. These include headaches, dizziness,【B5】______, and irritation(疼痛)of the eyes, nose, and throat. Such immediate effects are usually short-term and treatable. Sometimes the treatment is simply 【B6】______ the person’s exposure to the source of the pollution, if it can be identified. The likelihood of immediate reactions to indoor air pollutants【B7】______ several factors. Age and preexisting medical conditions are two important【B8】______.
Certain immediate effects are similar to those from colds or other diseases, so it is often difficult to determine if the symptoms are a result of exposure to indoor air pollution. For this reason, it is important to【B9】______ the time and place symptoms occur. If the symptoms 【B10】______ or go away when a person is away from home, for example, an effort should be made to identify indoor air pollutant sources that may be possible causes. [br] 【B8】
选项
答案
influences
解析
填入的名词被important修饰。注意空格前的two表明要用复数。
转载请注明原文地址:https://tihaiku.com/zcyy/3555188.html
相关试题推荐
[originaltext](23)Manypeoplewonderaboutwhattelevisionhasdonetothe
[originaltext](23)Manypeoplewonderaboutwhattelevisionhasdonetothe
[originaltext]ManypeoplebelieveHenryFordinventedtheautomobile.ButH
Peopleintheirsixtiesshouldgotouniversitytoretrainbecausetheywill
Peopleintheirsixtiesshouldgotouniversitytoretrainbecausetheywill
[originaltext]Aresomepeoplebornclever,andothersbornstupid?Orisin
Iknowcold.AndallyouMinnesotapeoplemaydiscountmebecauseIamfrom
Iknowcold.AndallyouMinnesotapeoplemaydiscountmebecauseIamfrom
Iknowcold.AndallyouMinnesotapeoplemaydiscountmebecauseIamfrom
Iknowcold.AndallyouMinnesotapeoplemaydiscountmebecauseIamfrom
随机试题
TheGreatBarrierReefismorethanworthyofitsname.Coralofallshapes,
Thepaperindustryneededwoodpulpintheearly1800sbecause______.[br][or
Inthissection,youaregoingtoreadapassagewithtenstatementsattachedto
TheAsianEconomicCrisisOverthelastseveralmonths,
蛋白质抗原的制备和纯化方法没有下列哪一项:A.梯度密度离心法 B.选择性沉淀法
最容易发生过敏反应的中药剂型是A.注射剂B.丸剂C.片剂D.缓释剂E.汤剂
不能有效除去热原的是A活性炭吸附 B微孔滤膜滤过 C250℃,30~45mi
十二指肠溃疡的主要发病机理之一为髙胃酸,促进高胃酸分泌的因素有A.壁细胞总数增加
上颌可摘局部义齿恢复功能的部分是A.腭杆 B.支托 C.基托 D.人工牙
计算速动资产时,需要扣除的资产项目是()。A.应收账款 B.固定资产 C.
最新回复
(
0
)