随着社会的发展进步,环境保护越来越受重视。人们认识到了树木在保护环境中的重要作用,知道树木可以美化环境,净化空气。树木对我们很重要。请根据以下提示,以"Why are trees important?"为题写一篇英语短文,不少于70词开头已给出,不计入总词数。
要点:1.介绍树木的重要性;
2.保护树木的措施。
提示:be home to, keep the air..., provide, environment...
Why are trees important?
Trees are important to us. They help us in many ways.

第一步 学审题 学审题,明晰写作思路
1. 审主题:由题干已给出的标题"Why are trees important?"可知,写作主题为"树木的重要性";
2. 审文体:介绍树木对我们的重要性,文体应为说明文;
3. 审人称:介绍树木对我们的重要性,人称应以第一人称为主;
4. 审时态:介绍树木对我们的重要性,时态应以一般现在时为主;
5. 审要点:①介绍树木的重要性;②保护树木的措施。
第二步 搭框架 搭框架,掌握写作技巧

第三步 背范文
Why are trees important?
Trees are important to us. They help us in many ways.
First, they keep the air cool and clean. They take in harmful gases and produce oxygen. They are major fighters against air pollution. Second, trees are home to different animals, like insects and birds. ① Third, trees provide many things for us, such as paper, fruit, oil and tea. ② Fourth, trees can make the environment more beautiful. In many cities, people plant trees on both sides of the roads or streets to make the city more beautiful. ③ Fifth, trees can stop soil from running away with rain.
Trees are important and helpful in our daily lives. We must protect them well.
音频朗读
亮点赏析
①句中使用亮点词汇be home to,表达树木对动物的重要性;
②句中使用亮点词汇provide...for...、such as,介绍树木为我们提供很多东西;
③句中使用动词不定式作目的状语,介绍树木对美化环境的影响。

Why are trees important?
Trees are important to us. They help us in many ways.
First, they keep the air cool and clean. They take in harmful gases and produce oxygen. They are major fighters against air pollution. Second, trees are home to different animals, like insects and birds. Third, trees provide many things for us, such as paper, fruit, oil and tea. Fourth, trees can make the environment more beautiful. In many cities, people plant trees on both sides of the roads or streets to make the city more beautiful. Fifth, trees can stop soil from running away with rain.
Trees are important and helpful in our daily lives. We must protect them well.

本题要求以"Why are trees important?"为题写一篇说明文，需以第一人称、一般现在时进行写作。写作可采用“总-分-总”结构：开头点明树木的重要性；正文从净化空气、为动物提供栖息地、为人类提供物资、美化环境、防止水土流失等方面具体阐述树木的作用；结尾再次强调树木的重要性并呼吁保护树木，写作时要合理运用提示词汇，确保语句通顺，字数不少于70词。