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【题目】在下面一段文字横线处补写恰当的语句,使整段文字语意完整连贯,内容贴切,逻辑严密。没处不超过15个字。

近期,我国不少地区把阴霾天气现象并入雾一起作为灾害性天气预警预报,统称为雾霾天气 。譬如,出现雾时空气潮湿,出现霾时空气则相对干燥。雾霾主要由二氧化碳、碳氧化物和可吸入颗粒物组成, ,最后一项颗粒物才是加重雾霾污染的罪魁祸首。雾和霾天气使空气质量明显下降, 。首先,雾霾中的PM2.5威胁新生儿健康;其次,雾霾天气是心血管疾病的健康杀手

答:

【答案】其实雾与霾有很大区别 前两者危害不大 影响人们的身体健康

【解析】据譬如,出现雾时空气潮湿,出现霾时空气则相对干燥,可推断处应填雾和霾的区别,并且区别很大;据雾霾有三类组成最后一项颗粒物……罪魁祸首,可推断处应填前二者的危害不大;据最后一句的内容,即雾霾与健康的关系,可推断处应填雾霾对身体健康的影响。

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