能看懂和听懂简单的英文解释。能够理解段落中各个句子间的逻辑关系。能用合适的英语对环境污染问题进行口头和书面语表达。3.Emotional aims: (optional)通过学习,加深对环境问题的认知,树立环保意识。4.Culture awareness: (optional)了解各种不同种类的污染,关注全球的环境现状。Ⅲ. The key points and difficult points1. Key points:Words: deaf, print, recently, sentence, meaning, hearing, loss, disturb, uncomfortable, unpleasant, sort,phrases: go deaf, do harm to/be harmful to, lose one’s hearing/ have hearing loss, in noisy condition/ too much noise, no better than not only…but also…, cause sb. to do sth., all sorts of environmental problems, in