Unit 4 The Wonders of Nature 作文讲义 2025-2026学年人教版英语八年级下册

本初中英语讲义聚焦“自然奇观”主题说明文写作，系统提供黄河、长江等五大自然奇观的写作支架，涵盖开头引入、中间多维度描述（位置、特征、作用等）及结尾总结或呼吁保护的多样化句型，搭配参考范文与译文，帮助学生构建完整写作框架。 该资料亮点在于融合语言能力培养（丰富句型积累与表达训练）、文化意识培育（通过中外自然奇观素材增强家国情怀与跨文化认知），以结构化写作支架提升思维品质。如黄河素材结合地理知识与文化象征，课中辅助教师高效教学，课后助力学生自主练习，查漏补缺，提升说明文写作能力。

Unit 4 The Wonders of Nature 作文素材 一、开头段 1. Our country is home to countless amazing natural wonders. Among them, the Yellow River stands out most. 2.When we talk about great rivers in the world, the Yellow River is always a special one. 3.The Yellow River is not only a river but also the symbol of Chinese culture. 4.As one of the most famous rivers in China, the Yellow River has a long and great history. 5.For thousands of years, the Yellow River has been playing an important role in China. 二、地理位置 1.It lies in the northern part of China. 它位于中国北部。 2.It is located in the north of our country. 它坐落在我国北方。 3.Located in North China, it runs across many provinces. 位于中国北方，它流经许多省份。 4.It runs through nine provinces in China. 它流经中国九个省。 5.It flows from west to east across China. 它自西向东横贯中国。 6.It starts in the Qinghai-Tibet Plateau and ends in the Bohai Sea. 它发源于青藏高原，注入渤海。 三、地位 / 排名 1.It is the second longest river in China. 2.It is one of the longest rivers in the world. 3.It is known as the Mother River of China. 四、长度 / 高度 / 深度 / 面积 1.It is about 5,464 kilometers long. 它长约 5464 千米。 2.With a length of about 5,464 km, it is very long. 拥有约 5464 千米的长度，它非常长。 3.It runs for more than 5,000 kilometers. 它绵延 5000 多千米。 4.It has a total area of about 750,000 square kilometers. 它的总面积约 75 万平方千米。 5.It covers a large area of North China. 它覆盖中国北方大片区域。 6.The river is several meters deep in most places. 这条河大部分地方有几米深。 五、地理特点 & 流经区域 1.It carries a lot of sand, so its water is yellow. 它携带大量泥沙，所以水是黄色的。 2.It runs through mountains, plains and fields. 它流经山地、平原和田野。 3.It has a long history of thousands of years. 它有数千年的悠久历史。 4.Many villages and cities lie along the river. 许多村庄和城市坐落在河边。 5.It provides water for land and people. 它为土地和人们提供水源。 6.It shapes the land and helps plants grow well. 它塑造地形，帮助植物生长。 六、重要作用 / 给人类带来什么 1.It provides water for drinking, farming and daily life. 它提供饮用、农业和生活用水。 2.It helps farmers grow crops and feed millions of people. 它帮助农民种庄稼，养活数百万人。 3.It is very important for the development of North China. 它对中国北方的发展非常重要。 4.It not only gives us water but also carries our culture. 它不仅给我们水源，还承载着我们的文化。 5.It has nurtured（孕育）Chinese civilization for thousands of years. 它几千年来孕育了中华文明。 6.It is one of the most important natural resources in China. 它是中国最重要的自然资源之一。 六、结尾段：呼吁保护（5 种高分句 + 例句） 7.It is our duty to protect the Yellow River. 保护黄河是我们的责任。 8.We must take action to keep it clean and beautiful. 我们必须采取行动保持它干净美丽。 9.We should stop polluting the river and love our Mother River. 我们应该停止污染河流，热爱我们的母亲河。 10.If we protect it well, it will serve us better in the future. 如果我们好好保护它，它未来会更好地为我们服务。 11.Let’s work together to make the Yellow River more beautiful forever. 让我们一起努力，让黄河永远更美丽。 参考范文 黄河The Yellow River 黄河是中国第二长河，是中华民族的母亲河，历史悠久，文化深厚。它流经多个地区，滋养着土地与人民，对中华文明的形成和发展至关重要。请写一篇介绍黄河的说明文。 The Yellow River is the second longest river in China. It is about 5,464 kilometres long. It runs through nine provinces and carries yellow sand and soil, so people call it the Yellow River. It is very important to Chinese people. It provides water for farming and daily life. It also helps plants grow and brings rich soil to the land. Many ancient cities and villages appeared along the river. It helped Chinese civilization grow and develop.We call the Yellow River our “mother river”. It is a symbol of our history and culture. Today, we must protect it carefully. We should keep the water clean and make our mother river more and more beautiful. 译文： 黄河是中国第二长河，全长约 5464 公里。它流经九个省份，携带着黄色的沙子和泥土，因此人们称它为“黄河”。 对中国人来说，黄河非常重要。它为农业和日常生活提供水源。它还帮助植物生长，并为土地带来丰富的土壤。许多古老的城镇和村庄沿着这条河出现。它促进了中国文明的发展。我们称黄河为我们的“母亲河”。它是我们历史和文化的象征。 如今，我们必须精心保护它。我们应该保持水质清洁，让我们的母亲河变得更加美丽。 一、开头段 1.There are many great natural wonders in China. The Yangtze River is one of the most famous ones. 2.The Yangtze River is very special and important to our country. 3.As a great river in China, the Yangtze River has a long history. 4.The Yangtze River is our mother river and the pride of China. 5.Many people all over the world know and like the Yangtze River. 二、中间段（位置、长度、作用） 1. It is the longest river in China and the third longest in the world. 2. It is about 6,300 kilometers long. 3. It lies in the middle and east of China. 4. It starts on the Qinghai-Xizang Plateau and runs through many provinces. 5. It provides water for drinking and farming. 6. It helps with transportation and makes cities develop. 三、结尾段 7. We must protect the Yangtze River carefully. 8. It is our duty to keep it clean and beautiful. 9. We should love our mother river and take good care of it. 10. Let’s work together to make it more and more beautiful. 11. If we protect it well, it will be better in the future. 参考范文 长江The Yangtze River 长江是中国第一长河，也是亚洲最长的河流。它流经多个省份，滋养着大地，孕育了灿烂的中华文明，在我国的历史、文化、生活与发展中都起着极其重要的作用。请根据提示写一篇介绍长江的说明文。 The Yangtze River is the longest river in China and the third longest river in the world. It is about 6,300 kilometres long. It starts high on the Qinghai Xizang Plateau and runs through many provinces and cities before finally running into the sea. The river is very important to us. It provides clean water for drinking and farming. It also helps with transportation and brings many resources to people along it. Many beautiful cities stand on its banks. Lots of animals, such as fish and birds, live in and around the river. The Yangtze River is our mother river. It helps our country develop and our culture grow. We should love it and take action to protect it. We must keep it clean and beautiful for our future. 译文： 长江是中国最长的河流，也是世界第三长河。它全长约 6300 公里。它发源于青藏高原的高处，流经多个省份和城市，最终汇入大海。 这条河流对我们非常重要。它为我们的生活提供了清洁的饮用水和灌溉用水。它还促进了交通发展，并为沿岸的居民带来了许多资源。许多美丽的城市坐落在它的河岸上。许多动物，如鱼类和鸟类，生活在河里或周边地区。 长江是我们的母亲河。它帮助我们的国家发展，促进我们的文化繁荣。我们应该热爱它，并采取行动来保护它。我们必须保持它的清洁和美丽，以供我们未来使用。 一、开头段 1. There are many amazing natural wonders in the world. 2. Mount Qomolangma is one of the greatest and most special ones. 3. It is famous for its height and beauty all over the world. 4. It is a great wonder and also a big challenge for people. 5. Many people dream of reaching its top. 二、中间段 6. It is the highest mountain in the world. 7. It is located between China and Nepal. 8. It is very high, cold and dangerous. 9. The weather is terrible and the air is thin. 10. Chinese climbing teams have reached the top many times. 11. It shows the spirit of being brave and never giving up. 三、结尾段 12. We should respect this great mountain and nature. 13. We should learn from the spirit of never giving up. 14. It teaches us to be brave and challenge ourselves. 15. We must keep it clean and beautiful forever. 16. It is really one of the greatest wonders in the world. 参考范文 Mount Qomolangma珠穆朗玛峰 世界上有许多著名的自然奇观与挑战。珠穆朗玛峰是世界最高峰，攀登它非常危险，但人类从未停止探索的脚步。中国登山队曾多次成功登顶，创造了奇迹，展现了勇气与精神。请根据短文内容，写一篇介绍珠穆朗玛峰的文章。 There are many amazing natural wonders in the world. Mount Qomolangma is one of the greatest ones. It is the highest mountain in the world. It is located on the border between China and Nepal. It is very high and dangerous. The temperature can drop to -30℃. The air is thin and the weather is changeable. It is very hard for people to climb it.Chinese climbing teams have done many great things. In 1960, they first reached the top from the northern side. In 1975, they set up a ladder. In 2020, they climbed again to measure its height. People still risk their lives to climb it because they are brave and curious. It shows the spirit of never giving up and challenging themselves. 译文： 世界上有许多令人惊叹的自然奇观。珠穆朗玛峰就是其中最壮观的一个。它是世界上最高的山峰。 它位于中国和尼泊尔的交界处。这座山非常高且十分危险。气温会降至零下 30 摄氏度。空气稀薄，天气多变。人们很难攀登它。中国的登山队做了很多了不起的事情。1960 年，他们首次从北侧登顶。1975 年，他们搭建了一架梯子。2020 年，他们再次攀登以测量其高度。 人们仍然冒着生命危险去攀登它，因为他们勇敢且充满好奇心。这展现了永不放弃和挑战自我的精神。 一、开头段 1. The world is full of wonderful natural places. 2. The Great Barrier Reef is one of the most amazing ones. 3. It is a famous and beautiful wonder in Australia. 4. It is special and popular with many visitors. 5. It is the biggest coral reef in the world. 二、中间段 6. It lies on the northeastern coast of Australia. 7. It is about 345,000 square kilometers. 8. It has many islands and beautiful beaches. 9. We can swim, dive and see colourful sea animals. 10. It is a great home for fish and other sea lives. 三、结尾段 11. We must protect the Great Barrier Reef. 12. We should keep the sea clean and clear. 13. It is important for the sea animals and nature. 14. It is well worth visiting in our life. 15. Let’s protect it and make it more beautiful. 参考范文 The Great Barrier Reef大堡礁 世界上有很多美丽神奇的自然景观。大堡礁（The Great Barrier Reef）是澳大利亚著名的自然奇观，也是世界上最大的珊瑚礁。请根据提示，写一篇短文介绍大堡礁。 写作要点：1.世界上有很多美丽的自然景观，大堡礁是其中之一； 2.澳大利亚东北海岸，面积大，岛屿多； 3.游泳、潜水、观赏海洋生物； 4.值得一去，是一生的梦想之地。 There are many wonderful natural wonders in the world. Among them, the Great Barrier Reef is one of the most amazing places. It is on the northeastern coast of Australia. It is the biggest coral reef in the world. It is 345,000 square kilometres and has over 900 islands and white sand beaches.We can do many interesting activities there. We can swim, dive or snorkel in the clear water. We can see beautiful coral, colourful fish and other sea animals like turtles and sharks. The Great Barrier Reef is really a fantastic place. It is perfect for people who love the ocean. It is well worth visiting in our lifetime. 译文： 世界上有许多令人惊叹的自然奇观。其中，大堡礁便是其中最令人称奇的一处。 它位于澳大利亚东北部海岸。它是世界上最大的珊瑚礁，面积达 345，000 平方公里，拥有超过 900 个岛屿和白色的沙滩。在那里我们可以进行许多有趣的活动。我们可以畅游在清澈的海水中，也可以潜水或浮潜。我们还能看到美丽的珊瑚、色彩斑斓的鱼以及像海龟和鲨鱼之类的其他海洋生物。 大堡礁确实是一个非常神奇的地方。对于热爱海洋的人来说，它堪称完美。值得我们一生去一探究竟。 一、开头段 1. China has many beautiful and famous lakes. 2. Qinghai Lake is one of the most wonderful ones. 3. It is the largest inland saltwater lake in China. 4. It is clean, quiet and very beautiful. 5. It is a great gift from nature. 二、中间段 6. It is in Qinghai Province on the Qinghai-Xizang Plateau. 7. The water is clean and blue like a mirror. 8. Around it are green grasslands and mountains. 9. Many birds come here every year. 10. People can walk, ride horses and take photos. 三、结尾段 11. We should protect Qinghai Lake and its environment. 12. We must keep the water clean and fresh. 13. It is our duty to make it more beautiful. 14. Let’s take good care of this wonderful lake. 15. It will attract more visitors in the future. 参考范文 青海湖Qinghai Lake 青海湖是中国最大的内陆咸水湖，风景优美，是著名旅游胜地。请写一篇短文介绍它的位置、特点及人们的活动。 Qinghai Lake is a famous and beautiful place in China. It is the largest inland saltwater lake in our country. It is in Qinghai Province on the Qinghai-Xizang Plateau. The water is clean and blue. Around it are green grasslands and mountains. The sky is usually clear and blue, making the lake look like a huge bright mirror. Many kinds of birds fly here every year, so it is also a wonderful place to watch birds.People can walk by the lake, take photos, ride horses and enjoy delicious local food. They can also enjoy the fresh air and peaceful natural environment. Qinghai Lake is very beautiful. It is a great place for fun and relaxation. Every year, thousands of tourists from different places come to visit it and have an unforgettable trip. 译文： 青海湖是中国一处著名且美丽的景点。它是我国最大的内陆咸水湖。 它位于青海省的青藏高原上。湖水清澈湛蓝。周围是绿色的草原和山脉。天空通常晴朗湛蓝，使得湖面宛如一面巨大的明亮镜子。每年都有许多鸟类飞到这里栖息，因此这里也是观赏鸟类的绝佳之地。人们可以在湖边散步、拍照、骑马，并品尝美味的地方美食。他们还能享受清新的空气和宁静的自然环境。 青海湖非常美丽。它是一个充满乐趣和放松的好去处。每年，来自各地的成千上万的游客前来参观，并拥有一次难忘的旅行体验。 学科网（北京）股份有限公司 $