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
2023-08-19
23
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] 【B1】
选项
答案
significant
解析
此处应填入形容词,修饰effects。signifi—cant意为“重大的”,注意不要遗漏任何一个i。
转载请注明原文地址:https://tihaiku.com/zcyy/2940451.html
相关试题推荐
Iamoneofthemanycitypeoplewhoarealwayssayingthatgiventhechoice
Iamoneofthemanycitypeoplewhoarealwayssayingthatgiventhechoice
Iamoneofthemanycitypeoplewhoarealwayssayingthatgiventhechoice
Nowadays,computerisbecomingmoreandmorewidelyused.Butpeoplearenot
Nowadays,computerisbecomingmoreandmorewidelyused.Butpeoplearenot
FormostpeopleatripacrossEuropeancontinentisachancetoseethesigh
FormostpeopleatripacrossEuropeancontinentisachancetoseethesigh
Thisyear,morethan43millionpeopleareexpectedtovisitDisney’stheme
Thisyear,morethan43millionpeopleareexpectedtovisitDisney’stheme
Thisyear,morethan43millionpeopleareexpectedtovisitDisney’stheme
随机试题
FormostofAmericanhistory,businesseswereruntoprovidelivelihoodsan
[originaltext]Mostyoungwomenbelievetheywillachieveabalancebetweena
建筑基线应尽可能靠近拟建的主要建筑物,并与其主要轴线平行,以便使用比较简单的直角
身体活动的意义不包括( )。A.降低发生糖尿病的危险性 B.降低胆固醇水平
女性,26岁。1型糖尿病。今日因感冒,食欲减退、少食,常规注射胰岛素,家属发现神
蟾酥具有的功效是A.杀虫止痒,燥湿,温肾壮阳 B.杀虫,解毒,止痛 C.
患者,男性,34岁,工人。因阴部瘙痒1月余就诊。发病以来,患者采取洗澡及更换沐浴
企业培训制度的构成一般来说,包括( )等基本制度。A.培训服务制度 B.入职
十八大以来,习近平总书记就改革创新发表了一系列重要讲话,强调创新始终是推动一个国
主张“教育事业是公共的而不是私人的”古希教育家()A.柏拉图 B.亚里士多德
最新回复
(
0
)