Unit 4 Amazing Plants and Animals Section B Vocabulary in Use～3c课件 2025-2026学年人教版（2024）八年级英语上册

Section B How are plants and animals connected with us? (Vocabulary in Use~3c) Unit 4 Amazing Plants and Animals At the end of the class, we are able to: 1. get writing structures by reading the text about the Blue Whale; 2. rewrite an article about the blue whale. Learning Objectives Unit 4 Section B Vocabulary in Use~3c Warming Up 点击播放视频 Let’s watch a video about whales, and then talk about your findings with your classmates. Unit 4 Section B Vocabulary in Use~3c Biggest Animal: The blue whale is the largest animal on Earth! Length: About 30 meters (like 3 school buses!). Weight: Up to 200 tons (≈33 elephants!). The appearance of the Blue Whale Unit 4 Section B Vocabulary in Use~3c · Eats tiny sea animals called krill (like shrimp). · Eats 4 tons of krill(磷虾) per day! · Makes very loud sounds (can hear them 1,600 km away!). · Uses sounds to talk to other whales. Food How they communicate. Unit 4 Section B Vocabulary in Use~3c Let’s learn more about the Blue Whale! Unit 4 Section B Vocabulary in Use~3c 3a Read the text and complete the table. Pre-writing The Blue Whale The blue whale is the largest and heaviest animal on earth. It can weigh as much as 200 tons. Many people like watching blue whales swim, and they think it is one of the most beautiful things to see. n. /tʌn/ like doing sth 宾语从句 不定式作后置定语， 修饰things one of +形容词最高级+可数名词复数 Unit 4 Section B Vocabulary in Use~3c Blue whales live in all oceans except the Arctic Ocean. They eat a lot, but they eat some of the tiniest animals in the ocean. A blue whale can eat around four tons of these a day. Blue whales can live up to 90 years. When a blue whale dies at sea, it becomes food for many kinds of animals living in and around the sea. n. /ˈəʊʃ(ə)n/ n. /ɪkˈsept/ tiny adj. /ˈtaɪni/ Unit 4 Section B Vocabulary in Use~3c This food lasts for over a year and it helps to create a lively and healthy ecosystem. Blue whales play an important role in our world, so we must protect them. n. /ˈlaɪvli/ play a role (in) 拓展：protect sb/sth (against/from sth) Unit 4 Section B Vocabulary in Use~3c Blue whale facts Weight Where they live Food How long they live Importance in nature Up to 200 tons Live in all oceans except the Arctic Ocean Eat some of the tiniest animals in the ocean Live up to 90 years It helps to create a lively and healthy ecosystem. Let’s complete the table and see who remembers best. Unit 4 Section B Vocabulary in Use~3c Beginning Body Ending A brief introduction to Blue Whales Habitat (栖息地) Food Call for protection of Blue Whales Read and think! Lifetime Importance in Nature Expository Writing(说明文) Unit 4 Section B Vocabulary in Use~3c Beginning Body Ending Introduction (Brief introduction) is the largest and…on earth / is one of the most… Content (Habitat & Food & Lifetime & Importance in Nature) live in all oceans except… / It mainly lives in… eat some of the tiniest animals in the ocean / feed mainly on… / It uses its… to catch/collect food. live up to…years / It can live for… years. it helps to create a lively and healthy ecosystem / Its waste provides nutrition for… play an important role in… / It plays a key role in… Summary (Call for protection) We must protect them. / We must protect them by… / If we don’t act now, they might disappear forever. /… How to write an article about an animal? Unit 4 Section B Vocabulary in Use~3c 3b Imagine you are a blue whale. Use the first person to rewrite the first paragraph. Hello everyone! My name is Billy the Blue Whale. I am _________________ _______________________________I’m heavy, but I ______________________________________________ ________________________________________________________________ I live in _________________________________________________________ _____________________ I can eat ________________________________________. the largest and heaviest animal on Earth. love swimming in the sea. Many people enjoy watching me swim, and they say I’m one of the most beautiful creatures to see. all the world’s oceans except the Arctic, where the water is too cold for me. about 4 tons of tiny krill every single day Unit 4 Section B Vocabulary in Use~3c While-writing 2a Circle the odd ones. Then give your reasons. 1. habit height size weight 2. joy happiness fun enjoy 3. angry disappointed smart sad 4. appear look seem watch 5. honey milk juice bread n. /ˈhæpinəs/ v. /ˌdɪsəˈpɔɪnt/ Tips： ① 判断所有单词的词性 （如：名词？动词？形容词？）。 ② 判断它们是否属于同一类别 （如：情绪、食物、动作等）。 ③ 找出“画风不同”的单词 （如：词性不同/类别不同/情感不同）。 Unit 4 Section B Vocabulary in Use~3c 1. habit height size weight 2. joy happiness fun enjoy “Height,” “size” and “weight” are all physical measurements(物理测量), but “habit” means behavior. “Joy”, “happiness” and “fun” are all nouns that describe positive emotions. “Enjoy” is a verb that means you like something. Now, let’s circle the odd ones. Unit 4 Section B Vocabulary in Use~3c 3. angry disappointed smart sad 4. appear look seem watch 5. honey milk juice bread “Angry”, “disappointed” and “sad” are used to describe people’s negative feelings. “Smart” is used to describe someone's intelligence(智力) or quick thinking. “Appear”, “look” and “seem” are linking verbs(描述状态), but “watch” is an action verb (观察). “Honey” “milk” and “juice” are liquids(液体), but “bread” is a solid(固体) food. Unit 4 Section B Vocabulary in Use~3c 2b Add the endings -ance, -(t)ion, -ness, and -ity to form nouns. Use your dictionary. 1. act ________________ 2. good ________________ 3. kind ________________ 4. appear ________________ 5. real ________________ 6. imagine ________________ 7. connect ________________ 8. popular ________________ 9. communicate ________________ 10. important ________________ action goodness kindness appearance reality imagination connection popularity communication importance Tips: Use -tion/-ion for verbs → nouns (act → action) Use -ness for adjectives → nouns (kind → kindness) Use -ity for some adjectives → nouns (popular → popularity) Use -ance for some verbs → nouns (appear → appearance) All these words keep their original meaning, just change to noun form! Unit 4 Section B Vocabulary in Use~3c 2c Complete the sentences with the correct forms of the words in the box. appear disappoint imagine store weigh 1. I felt _____________ when my favourite flowers died. 2. After the rain, some mushrooms ___________ in the garden. n. /ˈmʌʃrʊm/ disappointed appeared Unit 4 Section B Vocabulary in Use~3c appear disappoint imagine store weigh 3. In my hometown, people often use bamboo baskets to ___________ food. 4. What did you put in your luggage? It ___________ a ton. 5. I can’t ___________ my life without my pets. They mean a lot to me. store weighs imagine Unit 4 Section B Vocabulary in Use~3c 2d Complete the passage with the correct forms of the words in the box. however important land planet protect You may not realize it, but frogs play an important role in our __________ ecosystem. The smallest frogs are about the size of a pea, while larger ones can grow as big as a human hand. n. /piː/ planet’s Unit 4 Section B Vocabulary in Use~3c however important land planet protect Many people know that frogs help to __________ farms by eating insects. __________, not everyone understands their ___________ in nature. Frogs can live on __________ and in water. Because of this, they are popular subjects in studies on climate change and the ecosystem. n. /ˈklaɪmət/ protect However importance land Unit 4 Section B Vocabulary in Use~3c 1. One interesting fact is that whales are able to… 2. The number of whales is becoming… because of… 3. We should stop polluting the oceans to save whales' homes. 4. There is no question that we need to take action to protect… 5. In a word, it’s high time for everyone to protect whales from now on. 写作素材 Unit 4 Section B Vocabulary in Use~3c 3c Complete your passage about the blue whale based on the text in 3a. Let’s start! Unit 4 Section B Vocabulary in Use~3c 我们学校正在组织主题为“The Wild Animals”的演讲比赛，你打算介绍鲸鱼。请你根据下面提示的信息，用英语写一篇演讲稿，介绍鲸鱼并倡导同学们保护它们。 1. 简要说明鲸鱼的特点（如体型、食性、寿命等）； 2. 分析鲸鱼对海洋生态系统的重要作用； 3. 联系生活实际，谈谈保护海洋生物的意义，并提出你的建议。 范文赏析 人称：第三人称 时态：一般现在时 文体：说明文 要点：①鲸鱼的特点；②鲸鱼在生态系统中的作用；③保护海洋生物的意义及建议 主题：野生动物的保护 Unit 4 Section B Vocabulary in Use~3c 要求：1. 参考以上提示内容，可适当发挥； 2. 语句通顺，意思连贯，书写工整； 3. 文中不得出现任何你的真实信息(校名、姓名和地名等)； 4. 词数80~100词左右。 ________________________________________________________________________________________________________________________________________________________________________ Unit 4 Section B Vocabulary in Use~3c How much do you know about whales? They are the hugest animals in the world, and they live in the sea, eating small fish and other marine life. One interesting fact is that whales are able to jump high out of the water. that引导表语从句，进一步解释关于鲸鱼的事实，句式高级，表达丰富 Unit 4 Section B Vocabulary in Use~3c However, nowadays, the number of whales is becoming fewer and fewer because of human’s activities and environmental problems. All those factors make whales become one of the endangered species. In order to protect them, it’s a must for us to take some effective measures. 巧妙使用比较级结构，并用介词短语because of 扩写原因，内容充实，表达效果佳 Unit 4 Section B Vocabulary in Use~3c For example, we should learn more about whales and stop throwing rubbish into the sea. What’s more, our government can make laws on whale protection. In a word, it's high time for everyone to protect whales from now on. 巧用it’s high time for sb. to do sth.句型，引导大家保护鲸鱼，感染力强 Unit 4 Section B Vocabulary in Use~3c Checklist Point(s) Content Brief introduction (1 point) Habitat & Food & Lifetime & Importance in Nature (4 points) Call for protection (1 point) Others (1 point) Structure Beginning Body Ending (3 points) Expressions Good expressions (2 points) No mistakes (grammar, tense, spelling) (2 points) Handwriting clean & tidy (1 point) Check your partner’s article according to the checklist. Post-writing Unit 4 Section B Vocabulary in Use~3c 1. Writing: Rewrite an article about the blue whale. 2. Review the key phrases and sentences in this unit. Summary Unit 4 Section B Vocabulary in Use~3c $