2021年事业单位招聘《公共基础知识》考试题库-综合知识／公共基础知识-经济知识-
职业资格-事业单位招聘
Practice 6
Linda: Robert, can you tell me what causes indoor air problems?Robert: Indoor pollution sources that release gases or particles into the air are the primary cause of indoor air quality problems in homes.Inadequate ventilation can increase indoor pollutant levels.(1) _____.Linda: What are the pollutant sources?Robert: (2) _____, such as oil, gas, coal, wood and tobacco products; building materials and furnishing; products for house hold cleaning and maintenance, personal care, or hobbies; central heating and cooling systems and humidification devices.Linda: What are the immediate effects of indoor air pollution on people’s health?Robert: Immediate effects may show up after a single exposure or repeated exposures.These include irritation of the eyes, nose, and throat.(3) _____.Linda: How about their long-term effects?Robert: They may show up either years after exposures or only after long or repeated periods of exposure.These effects, including heart disease and cancer, (4) _____.
阅读理解
我个人认为这个应该是：
解析：正确答案为B。空格前的问题是“污染物的来源”（source），那么与之对应的则是A选项（有很多污染物源），故本题选A。
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