首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
外语
Most people are aware that outdoor air pollution can damage their health, but many do not know that indoor air pollution also ca
Most people are aware that outdoor air pollution can damage their health, but many do not know that indoor air pollution also ca
admin
2015-06-07
18
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】______heal the ffects.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 symptom soccur.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.
【B6】
选项
答案
eliminating
解析
此空所在句缺少谓语动词。eliminate意为“消除”,注意要去掉e再加-ing。
转载请注明原文地址:https://kaotiyun.com/show/4hQ7777K
0
大学英语六级
相关试题推荐
A、Helikedwritingwhenhewasachild.B、HeenjoyedreadingstoriesinReader’sDigest.C、HeusedtobeaneditorofReader’sD
WhyWeNeedGoodTeachers[A]TherelativedeclineofAmericaneducationattheelementary-andhigh-schoollevelshaslongbeen
WhyWeNeedGoodTeachers[A]TherelativedeclineofAmericaneducationattheelementary-andhigh-schoollevelshaslongbeen
A、Thewomanisanurse.B、Thewomanisadoctor.C、Themanwillattendtheweightreductionprogram.D、Themanisinterestedin
Researchershavereconstructedanancienthumangenome(基因组)forthefirsttime,thankstothediscoveryofa4000-year-oldstrand
Researchershavereconstructedanancienthumangenome(基因组)forthefirsttime,thankstothediscoveryofa4000-year-oldstrand
ThefirstcopyrightlawintheUnitedStateswaspassedbyCongressin1790.In1976Congressenactedthelatestcopyrightlaw,
ThefirstcopyrightlawintheUnitedStateswaspassedbyCongressin1790.In1976Congressenactedthelatestcopyrightlaw,
A、Itcan’tbecompressed.B、Itisoftenpolluted.C、Itstemperatureoftenfluctuatesdramatically.D、Itlimitstheirsize.A说话者提
Writealetterofcomplaintaccordingtothefollowingsituation-.YouboughtanairconditionerinSunApplianceStoreandhad
随机试题
完全性胃肠外营养病人,营养液滴注后2小时出现口渴、头痛、尿多,首先处理是( )。
女,26岁,被家人发现躺在浴室内2小时送住院。发病前在密闭的浴室内用燃气热水器洗澡。既往健康。体检:血压110/78mmHg,睁眼,意识不清,呈深昏迷,四肢肌张力增强,无偏瘫征象,右侧巴氏征阳性。经过16天治疗后,患者意识清楚,肌张力、记忆力恢复正常。
善治厥阴头痛的药是
国内有将马来酸赛马洛尔以下列哪种卡波沫为辅料制成眼用凝胶治疗青光眼
在设计岸边式取水构筑物时,()需按保证率90%~99%的设计枯水位确定。
利率作为经济杠杆,具有以下()等方面的经济功能,对经济发挥着重要作用。
下列关于租赁的分类的说法中,不正确的是()。
如果仅有验收报告(或入库单)而并无购货发票,注册会计师应当审核每一份验收报告上面是否加盖暂估入库印章,否则,则认定被审计单位少计存货和应付账款。( )
已知微分方程y″+ay′+by=cex的通解为y=(C1+C2x)e—x+ex,则a,b,c依次为()
Whatisthefaxabout?Whatwillbediscussedwiththestaffofthesite?Detaileddemandforthe______.
最新回复
(
0
)