Unit 5 Water is life 写作专项学案 2025-2026学年沪教版英语七年级下册

Unit 5 Water is life 写作专项学案 写作目标 结合本单元“水与生命”主题,写一篇介绍水的重要性或分享节水小贴士的短文,描述水的作用、水的循环、日常用水场景及节水措施,达成以下目标: 1.能正确使用本单元“水与节水”相关核心词汇(如journey、drop、tap、reservoir、pipe、chemical、fresh、salt、waste、pollute、precious等)及短语(turn off、run out of、take a shower、take a bath、fix dripping taps、save water、play a role in等); 2.能熟练运用数量表达(a lot of、a little、much、many、enough等)描述水的用量与分布,用一般现在时陈述水的常态特征与作用,用连词(because、so、however)衔接逻辑,正确使用拟人手法让表达更生动; 3.能按“水的重要性 用水现状/水的循环 节水呼吁”的逻辑完成写作,贴合“珍视水资源,共建节水型生活”的单元主题。 题目解析 1.体裁:说明类记叙文或呼吁类短文,兼具知识性与实用性; 2.人称:第一人称(分享节水建议、个人感悟)或第三人称(客观介绍水的知识); 3.核心要求 ￮ 内容:覆盖“1-2个水的核心作用(生命必需、生活用途)、2-3个具体节水措施、1个节水呼吁或感悟”3个要点; ￮ 字数:80–100词,信息描述准确,措施具体可行,语言符合七年级学生水平,体现对水资源保护的责任意识。 思路点拨 1.开头:明确写作方向(介绍水的重要性、分享节水小贴士),用简洁句式点明水的核心价值(如“生命之源” “不可或缺的资源”),表达对水资源的基本态度(如“珍视” “担忧浪费”),引出下文具体内容; 2.中间:若介绍水的重要性,聚焦水的生命价值(维持生命、植物生长)与生活用途(饮用、做饭、清洁),可结合水的循环过程(云 雨 河流 水库 家庭)补充细节;若分享节水小贴士,按“家庭场景 公共场景”分类,列举具体可行的措施(关紧水龙头、缩短淋浴时间、循环用水),用数量表达强调水资源稀缺(如“地球仅3%是淡水”); 3.结尾:发出节水呼吁(如“从身边小事做起”)或分享感悟(如“节水是每个人的责任”),呼应单元“水是生命之本,节水人人有责”的核心主题,传递珍惜水资源的态度。 写作模板(逐段拆解) 模板一:介绍水的重要性 第一段:水的核心定位 基础句式:Water is the source of life. It is essential for all living things on Earth. Without water, no plants can grow and no animals or humans can survive. 示例:Water is the most precious resource in the world. It is essential for all living things—from small plants to large animals, and even humans. We can’t live without water. 第二段:水的作用与循环 基础句式:Water has many uses in our daily life. We use it to drink, cook food, take showers and clean our homes. Besides, water travels a long journey to reach our homes: it starts as rain from clouds, falls into rivers, and then flows into reservoirs. After being cleaned with chemicals, it comes to our taps through pipes. 示例:Water is useful in many ways. We drink it to stay healthy, use it to cook delicious meals, and clean our rooms with it. Plants need water to grow, and animals depend on water to live. Water also has a wonderful journey: it becomes raindrops from clouds, runs into rivers, and gets cleaned in reservoirs before coming to our homes through pipes. 第三段:感悟与节水意识 基础句式:However, many people waste water every day. We must save water. We can turn off the tap when brushing teeth, fix dripping taps quickly, and reuse water to water plants. Let’s cherish every drop of water! 示例:But some people waste water without thinking—leaving taps running, taking long baths. We must stop this. Water is limited; only about 3% of Earth’s water is fresh. We should turn off taps tightly, take shorter showers, and reuse water from washing vegetables to water plants. Let’s protect this precious resource together! 模板二:分享节水小贴士 第一段:节水主题引入 基础句式:Water is precious, but it is often wasted in our daily life. Saving water is everyone’s duty. There are many simple ways to save water at home and school. 示例:Water is life, and saving water is our responsibility. Many people don’t realize that fresh water is limited. In fact, we can save a lot of water by doing small things in daily life. 第二段:具体节水措施 基础句式:First, we should always turn off the tap tightly after using it—never leave it dripping. Second, take shorter showers instead of baths, because showers use less water. Third, we can reuse water: for example, water from washing fruits can be used to water plants. 示例:At home, we can turn off the tap when brushing teeth or washing hands. Instead of taking a bath, take a 5-minute shower to save water. We can also collect rainwater to water flowers. At school, we should report dripping taps to teachers at once. Every small action helps. 第三段:呼吁与美好期许 基础句式:Saving water is not difficult. If everyone tries their best, we can protect our precious water resources. Let’s work together to save water and make the Earth a better place! 示例:Every drop of water counts. If we all save water in daily life, we can help protect this important resource. Let’s start from today—turn off taps, reuse water, and tell our friends to save water too. Let’s make sure there is enough water for future generations! 范文 Save Our Precious Water Water is the source of life. It is essential for all living things. We use water to drink, cook, clean and grow plants. Without water, our world would be a dry and lifeless place. However, fresh water is limited—only about 3% of Earth’s water is drinkable. Many people waste water every day: leaving taps running, taking long baths. We must act now to save water. We can turn off the tap tightly after use, take shorter showers, and reuse water from washing vegetables to water plants. Saving water is everyone’s duty. Every small action can make a big difference. Let’s cherish every drop of water and protect our common home. Remember: water is precious, and we can’t live without it! 范文中文翻译 拯救我们珍贵的水资源 水是生命之源。它对所有生物都至关重要。我们用水饮用、做饭、清洁和种植植物。没有水,我们的世界将是一个干燥、毫无生机的地方。 然而,淡水是有限的——地球仅约3%的水是可饮用的。许多人每天都在浪费水:让水龙头一直流水、长时间泡澡。我们必须立即行动起来节水。我们可以在使用后关紧水龙头,缩短淋浴时间,还可以把洗菜水用来浇花。 节水是每个人的责任。每一个小行动都能带来大改变。让我们珍惜每一滴水,保护我们共同的家园。记住:水是珍贵的,我们没有水就无法生存! 素材积累 核心短语 turn off 关闭 run out of 用完;耗尽 take a shower 淋浴 take a bath 泡澡 fix dripping taps 修理滴水的水龙头 save water 节约用水 play a role in 在……中起作用 drinking water 饮用水 fresh water 淡水 salt water 盐水 water plants 浇植物 wash vegetables 洗菜 leave the tap running 让水龙头一直流水 precious resource 珍贵的资源 daily life 日常生活 基础句型(含本单元重点) 基础句型 仿写句子 Water is essential for _. Water is essential for human health and plant growth. We use water to _ and _. We use water to cook meals and clean our rooms. There is not much fresh water on Earth—only about _% is drinkable. There is not much fresh water on Earth—only about 3% is drinkable. We should _ to save water. We should take shorter showers to save water. If everyone _, we can protect water resources. If everyone turns off taps tightly, we can protect water resources. 好句集锦 1.Water is life—no water, no life on Earth. 2.Every drop of water is precious; don’t let it flow away in vain. 3.Saving water is not a slogan but a daily action we can all take. 谚语 1.When the well is dry, we learn the worth of water.(井干方知水珍贵) 2.Water is more valuable than gold in a desert.(沙漠中水比金贵) 3.Protecting water is protecting our own lives.(保护水资源就是保护我们自己的生命) 学生写作填空练习版 版本一:介绍水的重要性 Water is the source of life. It is essential for all living things. Plants need water to _ (生长), and humans and animals need water to _ (生存). We also use water to _ (生活用途1,如cook food) and _ (生活用途2,如clean our homes). Water has a long journey: it falls from clouds as rain, runs into rivers, and then flows into _ (水库). After being cleaned, it comes to our homes through _ (管道). However, many people waste water every day. We must save it. We should _ (节水措施1,如turn off taps tightly) and _ (节水措施2,如reuse water). Let’s cherish every drop of water and protect our precious resource! 版本二:分享节水小贴士 Water is precious, but many people waste it. Saving water is everyone’s duty. There are simple ways to save water in daily life. At home, we can _ (措施1,如turn off the tap when brushing teeth) and take shorter showers instead of baths. We can also _ (措施2,如reuse water to water plants). At school, we should _ (措施3,如report dripping taps to teachers). Every drop of water counts. If everyone tries their best, we can save a lot of water. Let’s _ (呼吁行动,如start saving water today) and make the Earth a better place. Remember: we can’t live without water! 学科网(北京)股份有限公司 $