Unit 4 Amazing Plants and Animals SectionB 1a-1f 课件2025-2026学年人教版英语八年级上册

该初中英语课件聚焦蜜蜂的重要性、有趣事实、数量下降问题及生态意义，通过标题图片预测导入，衔接Section A最高级语法，借助思维导图梳理信息脉络，构建“核心信息—支撑细节—语法重点”的学习支架。 其亮点在于融合语言能力（复述、讨论）、思维品质（结构化梳理）与文化意识（生态保护），通过思维导图可视化知识、读后讨论联系生活（如人类与蚂蚁蝴蝶的联系）及写作任务拓展。学生能提升语言运用与逻辑思维，教师可高效开展结构化教学。

Unit 4 Amazing Plants and Animals 人教版2024版八年级上册 Section B (1a—1f) 阅读课 Learning Objectives 1. 获取语篇中关于蜜蜂的关键信息，内容包括蜜蜂的重要性、蜜蜂的有趣事实、蜜蜂面临的问题（数量下降）及生态意义。 01 2. 梳理、概括语篇中关于蜜蜂的信息脉络，借助思维导图等可视化工具呈现结构化知识（如按 “核心信息— 支撑细节— 语法重点” 划分板块，标注主要信息、支撑细节及语法重点 “最高级” 的使用场景）。 02 3. 基于结构化知识和语篇内容，运用目标语言复述蜜蜂的重要性或有趣事实；结合语篇内容与生活认知，与同伴讨论蜜蜂的保护及人与自然的联系，在班级中分享观点，强化对生态平衡重要性的认识。 03 Careful reading Read again and complete the mind map with the information from the text. Bees ●their greatest work:_____________ ●visit: ________________________ ●help:________________________ ●their number is:________________ ● ● importance problem interesting facts pollination 50 to 100 flowers on one trip plants grow dropping importance /ɪmˈpɔːtns/ n. 重要性 They work together to make their homes. In order to store honey, they create honeycombs. How they communicate. When a bee finds new food, it uses a dance to tell the others where and how faraway the food is. 861b240d-cd4e-4b4b-87c2-161e8c2fa4ea.source.default.zh-Hans 3 Discuss the questions. 1. Can you give another title for the text? 2. What other interesting facts do you know about bees? 3. What do you know about the connection between humans and other insects, such as ants and butterflies? After reading 按要求写出正确的单词、词组或句子。 陆地 (名词) __________ 2. 非洲的 (形容词) ___________ 3. 牡丹(名词) __________ 4. 莲花(名词) __________ 5. 蝴蝶(名词) __________ 6. 称重 (动词) __________ 7. 接近（短语）__________ 8. 相信（动词）________ 9. 陆地最大的动物是非洲象。 ___________________________ 10. 它可能是世界上最有趣的植物。 _______________________ 11. 它能称重到860千克。___________________ land African peony lotus butterfly weigh up to believe The biggest land animal in the world is the African elephant. It can weigh up to 860 kg. It is perhaps the most interesting plant in the world 回顾复习 Section A (Grammar Focus) Look at the title and the pictures below. Guess what the text is about. We Can’t Live Without Bees pollination honeycomb Discuss the questions. After reading 1. Can you give another title for the text? The Vital Role of Bees in Our World Bees: Essential to Life on Earth Why Bees Matter to Us ... ... Discuss the questions. 2. What other interesting facts do you know about bees? After reading Bees have five eyes. They have two large compound eyes on the sides of their head and three small simple eyes (ocelli) on the top of their head, which help them detect light and navigate. Different types of bees have different lifespans. For example, worker bees usually live for a few weeks during the busy summer months, while the queen bee can live for several years. Bees can recognize human faces. They use their visual and olfactory senses to distinguish different human features. Let’s learn something more about bees. Read the text and underline the adjectives the writer uses to describe bees. hard-working most important most interesting interesting important most amazing 10 Discuss the questions. After reading 3. What do you know about the connection between humans and other insects, such as ants and butterflies? Food source: Ants can be both beneficial and harmful to humans. Some ants help control pests in gardens by preying on small insects, which indirectly benefits human agriculture and horticulture. On the other hand, some ants can damage crops or invade homes in search of food, causing inconvenience to humans. Ecosystem balance: They play a role in soil aeration as they dig tunnels, which helps improve soil structure and allows plant roots to grow better. This is beneficial for human-related plant cultivation. Ants Discuss the questions. 3. What do you know about the connection between humans and other insects, such as ants and butterflies? After reading Pollination: Like bees, butterflies are important pollinators. They transfer pollen from one flower to another while feeding on nectar, which helps plants reproduce. This is crucial for the growth of many plants that humans rely on for food, medicine, and ornamental purposes. Indicator species: Their presence or absence can indicate the health of an ecosystem. A decline in butterfly populations may signal environmental problems such as pollution or habitat loss, which also ultimately affects human-living environments. butterflies Underline the adjectives the writer uses to describe bees. hard-working most important most interesting interesting important most amazing Importance of Bees Bees’ Traits Current Problem Call to Action Ecosystem Role 1. Key for plant growth via pollination 2.80% of plants rely on their work Human Life Connection Connect to food like fruits, veggies, honey Hard - working Interesting Behaviors Visit 50 - 100 flowers per trip for pollination Build honeycombs to store honey Use dances to communicate food location Bee numbers are dropping Scientists are worried Bees need our help Think of ways to protect them Summary Read again and complete the mind map with the information from the text. ●their greatest work: ______________ ●visit: __________________________ ●help:__________________________ ●their number is: ______________ importance problem interesting facts pollination 50 to 100 flowers on one trip plants grow dropping They work hard together to make their homes. When a bee finds new food, it uses a dance to tell the others where and how far away they food is. Bees 15 1. Can you give another title for the text? Bees: Our Important Friends Bees: Helpers of Plants and People Why Bees Matter to Us Without Bees, Will Our Favorite Foods Disappear? Discuss the questions. While-reading(Careful reading) Read again and complete the mind map with the information from the text. Bees ●their greatest work: _____________________ ●visit: ________________________________ ●help:________________________________ ●their number is: _____________________ ● _______________ _______________ _______________ _______________ _______________ _______________ ● _______________ _______________ _______________ _______________ _______________ _______________ importance problem interesting facts pollination 50 to 100 flowers on one trip plants grow dropping They work hard together to make their homes. They create honeycombs to store honey. They use a dance to communicate where and how far away the food is when they find new food. Discuss the questions. A.The Vital (至关重要的) Role of Bees in Our World B.Bees: Essential (至关重要的)to Life on Earth C.Why Bees Matter to Us Question 1 title /ˈtaɪtl/ n. 标题；题目；名称 Can you give another title for the text? 该句为祈使句，think about 后接宾语从句 what you can do to protect...，宾语从句中要用陈述语序，其中 to protect 是不定式短语作目的状语。 2 Think about what you can do to protect one of the most amazing animals on earth. 想想你能做些什么来保护这种地球上最神奇的动物之一。 1. Think about how we can reduce waste to save our planet. 想想我们能怎样减少浪费来拯救我们的星球。 2. Think about where you should go to find the rare plants in this area. 想想你应该去哪里寻找这个地区的珍稀植物。 3. Think about when we need to start preparing for the environmental protection activity. 想想我们需要在什么时候开始为这项环保活动做准备。 1 We planted more trees ________ make our school more beautiful. A. so that B. in order to C. because of D. even though Friendship requires ________, especially when our friends’ ideas are different from ours. A. records B. represents C. repeats D. communication 2 —What do you think we should do to protect our earth? —We can start from small ________. For example, we can pick up litter in the park. A. subjects B. matches C. habits D. actions 3 Multiple choice. 1. When he heard the disappointing news, he looked very ____________ (disappoint). 2. Travelling is one of the ______________ (important) activities for people to relax. 3. ________ (human) need to protect endangered animals before they disappear from the earth forever. 4. The number of the students in this class ____ 50 now. (be) 5. I hope that people can _____________ (communicate) more effectively across cultures. 6. I’m having problems with my Internet __________ (connect). 7. To keep slim, the girl often goes to bed without ________ (have) dinner. 语法填空。 disappointed most important Humans is communicate connection having Bees have five eyes. They have two large compound eyes on the sides of their head and three small simple eyes (ocelli) on the top of their head, which help them detect light and navigate. Different types of bees have different lifespans. For example, worker bees usually live for a few weeks during the busy summer months, while the queen bee can live for several years. Bees can recognize human faces. They use their visual and olfactory senses to distinguish different human features. 2. What other interesting facts do you know about bees? Question 2 Bees play an important part in the ecosystem of our planet. However, the number of bees is dropping, and scientists are worried. They need our help, and there is a lot we can do. Think about what you can do to protect one of the most amazing animals on earth. Imagine you are the writer. Write one more paragraph about bees and add it to the text. There are many ways we can do. First, we can plant bee-friendly flowers and plants in our gardens or balconies. These provide bees with nectar and pollen. Second, avoid using pesticides as they can harm bees. Instead, try natural pest-control methods. Finally, spread the word! Let more people know the importance of bees and encourage them to join in protection efforts. Homework 7 24 1. Memorize the new words and phrases. 2. Talk about the importance of bees with your partners. 3. Finish the exercises. Homework 25 Thanks! 26 Google Google Lavf58.20.100 $