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当前学科：儿童常见疾病防治
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患儿，女，5岁，有鼻塞、流清鼻涕，偶有打喷嚏，伴耳闷、张嘴呼吸半年。鼻镜检查见：鼻黏膜苍白水肿，鼻道有较多的清水样分泌物该患儿应如何预防此病的发作（）
A . A.注意生活卫生
B . 清除霉变物品
C . 彻底杀灭蟑螂等害虫
D . 远离宠物
E . 以上都是
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