Unit 8 Lesson 1 Why are plants important? 课件 2025-2026学年冀教版英语七年级下册

该初中英语课件围绕“植物的重要性”展开，涵盖词汇（cycle, soil等）、短语（be made from等）及关键句型，通过伙伴对话导入引发思考，结合听力对话输入具体功能，再以小组思维导图活动搭建从理解到表达的学习支架。 其亮点在于融合语言能力与思维品质培养，利用音频对话提取植物功能（如净化空气、提供食物），通过思维导图归纳分类提升分析能力，分层作业（必做抄写与选做短文）兼顾基础与拓展，助力学生语言运用与自主学习，为教师提供结构化教学资源。

1 Talk with your partner about plants. A Do you think plants are important? B What can plants do to help nature?Give some examples. Unit 8 I love nature! Lesson 1 Why are plants important? • talk about the importance of plants; • find ways to care for and protect nature; • understand the idea of harmony between humankind and nature. Learning objectives By the end of the class, students should be able to master: 1.new words：cycle, soil, carry 2.useful phrases: be made from, play a part in, carry...away 3.key sentences：Indeed, we can’t live without plants! It’s a pleasure to walk in the forest. 4. use what we have learned to describe the importance of plants. 2 Listen to the conversation and tick the main idea. Li Ming: I love the forest.There are so many trees here. The air is fresh. Wang Mei: Trees and other plants are important for us. Li Ming: Yes, you are right. Plants clean the air. They give us food like fruits and vegetables. Some medicine and clothing are also made from plants. Wang Mei: The forest is important for animals, too. Many animals live in the forest and eat leaves and fruits from the trees. Li Ming: Plants also play a part in the water cycle. And they cover the soil. That way, the wind and water don’t carry the soil away. Plants make the world look beautiful. Wang Mei: Indeed, we can’t live without plants! [ˈsaɪkl] n. 周期;循环;自行车 [sɔɪl] n. 土壤;土地 v. 携带；拿；运送 2 Listen to the conversation and tick the main idea. It’s a pleasure to walk in the forest. We can’t live without plants. Trees and animals are part of our life. √ 3 Listen to the conversation again and tick what is mentioned. People can eat plants or use them as medicine. Plants help keep the air clean. Many animals live in the forest. Books, paper, pencils, and erasers all come from plants. Animals eat leaves and fruits from the trees. Plants cover the soil and keep dust away. Plants make everything look beautiful. People use wood from trees to build houses and furniture. √ √ √ √ √ : 由…… 制成（制成品已无法看出原材料） Paper ______________ wood. 纸是由木头制成的。 : 由…… 制成（从制成品中可以看出原材料） The table ____________ wood. 这张桌子是由木头制成的。 : be made in：在…… 制造（后接表地点的名词，强调产品的生产地点） This car is made in China. 这辆汽车是在中国制造的。 be made from is made of be made of is made from Some medicine and clothing are also made from plants. 2. Plants also play a part in the water cycle. “play a part in” 表示 “在…… 中起作用；在…… 中扮演角色”。后面通常接名词或动名词，表示在某个活动、事件或情况中发挥作用, 可以用于各种时态，根据具体语境进行变化。 eg: 科技在我们的日常生活中起着很大的作用。 Technology plays a big part in our daily life. 运动在保持健康方面起着重要作用。 Exercise plays an important part in keeping healthy. 3. That way, the wind and water don’t carry the soil away. “carry away” 意为“带走”。 eg: You should ______ the rubbish ______ at once. 你应该立刻把垃圾带走。 The workers ________ the old furniture ______. 工人们把旧家具搬走了。 carry away carried away 4 Work in groups. Talk about why we need plants and complete the mind map.You can use some of the ideas in Activity 3. Plants clean the air. The air is fresh. Animals live in the forest. They eat leaves and fruits from trees. Plants give us food. Some medicine and clothing are made from plants. Plants play a part in the water cycle. They cover the soil. They make the world look beautiful. Functions of plants The forest is important for animals, too. I love the forest. Do you think plants are important? Can people eat plants? Do do like the green one or the red one? Why are plants important? Listen and repeat. 语调 说话或朗读时声音的抑扬称为语调。英语句子的语调通常分为升调和降调两种,升调或降调都从句子中最后一个重读音节开始。一般遵循以下规则: 1.一般疑问句用升调。 Do you think plants are important?你认为植物重要吗? Are you a student?你是学生吗? 2.省略句表示疑问用升调。 See this puppy?看到这只小狗了吗? Carrot and egg dumplings?胡萝卜鸡蛋饺子吗? Pronunciation 初中阶段是奠定英语能力的关键期，国际研究表明，完成语法练习能有效优化学习策略。综合素质培养，写书评能有效促进创新思维。提升效率需要，学习日常谚语能有效提升听力敏感。系统学习英语，角色扮演能有效提升交际能力。不容忽视的是，保持好奇心和探索欲。提升效率需要，录制播客能有效促进创新思维。更有效的是，将学习融入日常生活场景。语言专家指出，背诵经典对话能有效培养毅力。优化方案是，定期反思调整学习方法。相信通过系统学习英语能力将全面提升。关键点在于，短时高频比长时间低效更好。 4.特殊疑问句、感叹句通常用降调。 What plants grow near your home?你家附近生长着什么植物? How clever the monkey is!这只猴子多么聪明啊! 5.祈使句表示命令用降调,表示请求用升调。 Don’t hurt the animals.不要伤害动物。 Sit down， please.请坐。 Pronunciation 6.选择疑问句中, or 前面的用升调,后面的用降调。 Why or why not? 为什么或为什么不? 7.列举事物时, and 前面的用升调,后面的用降调。 I need to buy milk, fiuits, vegetables and meat.我需要牛奶、水果、蔬菜和肉。 注意:（1）话还没有说完，先升后降: I like this skirt, but it is too expensive.我喜欢这条裙子，但是它太贵了。 （2）陈述句用疑问语气说，表示一种怀疑的态度，要用升调： It’s Friday? 今天周五？ Pronunciation 一、填空题 1.Trees ________ (give) us fruits and shade. 2.People ________ (use) wood from trees to build houses. 3.Plants ________ (play) an important part in keeping the air clean. 4.Bamboo __________ (grow) very fast. give use play grows 二、翻译 1.纸是由木材制成的。 2.没有植物我们就不能生存。 3.植物在水循环中起作用。 4.许多动物生活在森林里，吃树上的叶子和水果。 Paper is made from wood. We can’t live without plants. Plants play a part in the water cycle. Many animals live in the forest and eat leaves and fruits from trees. Plants are important to everyone Summary talk about why plants are important. learn about the new words and phrases. 2 3 1 After learning this lesson, I can learn about the key sentences. Must do Choose to do 1. Write the new words and phrases five times. 2. Complete the exercises for lesson 1. Write a short paragraph (about 50 words) about why plants are important. Use the ideas from the text and your own thoughts. Blues 48144.0 Other 23066.182 $