标签：话题作文 话题 高考英语作文
字数：2000字
提要：Protecting the Environment-保护环境英语作文网为您收集 Environmental problems are becoming more and more serious all over the world. For example, cars have made the air unhealthy for people to breathe and poisonous gas is given off by factories. Trees on the hills have been cut down and waste water is being poured continuously into rivers.Furthermore, wherever we go today, we can find rubbish care..