is different from fog.Not only does it cause disease but also it increase the risk of cancer.Shanghai has suffered haze for many times When you are driving ，you can not see the road front.It is so dangerous that drivers may has a traffic accident because of gaze.And most people wear respirator when they are outside
英语高三作文关于雾霾的作文.1、描述雾霾天气的景象 .提出解决这一问题的建议Nowadays,with the deve