托福写作考试中环境类话题出现频率高达38%，其中人类活动对地球影响的讨论占据重要地位。考生需要掌握辩证分析能力与具体例证运用技巧，本文将通过经典范文拆解，帮助考生构建完整的写作思维框架。
"Some people believe that the Earth is being harmed by human activity. Others feel that human activity makes the Earth a better place to live. What is your opinion?"
| 段落功能 | 写作要点 | 语言特征 |
|---|---|---|
| 引言段 | 明确立场+论点预告 | There is no doubt that.../While..., it seems that... |
| 论证段1 | 交通系统双面性 | cannot do without/cannot ignore the fact that... |
| 论证段2 | 资源消耗后果 | Deforestation endangers.../leads to the extinction... |
▸ irreversible damage 不可逆损害
▸ sustainable development 可持续发展
▸ ecological balance 生态平衡
北京智课教育教研团队建议考生建立专属语料库，按照环境、教育、科技等主题分类整理高频词汇。
