人教版（2024）英语八年级上册 Unit 4 Amazing Plants and Animals (第4课时) Section B 1a-2c（课件+音视频）

八上人教第四课时 1a-2d①学习新词: connected, without, imagine, honey, disappointed, connection, pollination, pollen, action, per cent等。学习目标②阅读一篇关于蜜蜂的科普文章。③讨论植物、动物和我们的生活之间的联系。学习目标Which letter is an animal? 1a Look at the title and the pictures below. Guess what the text is about.1b Read the text and underline the adjectives the writer uses to describe bees.pollination honeycomb We Can’t Live Without BeesImagine you go to the supermarket in your area, but there are almost no fruits, vegetables, honey, milk, eggs, or chocolate. How would you feel? Disappointed? Angry? Sad? At this moment you realize people, plants, and animals are all connected. We need each other to live, and bees are one of the best examples of this connection.v.想象n.蜂蜜adj.失望的；沮丧的n.联系adj.连接的Bees are very hard-working animals, and their greatest work is pollination. On one trip, they often visit 50 to 100 flowers. As they fly from one flower to another, they take pollen with them. This action helps plants grow. In fact, without their work, about 80 per cent of the plants in the world cannot grow. For this reason, m any scientists believe that bees are the most important animals on this planet.引导时间状语从句n.授粉n.花粉n.行动实际上n.百分之……出于这个原因n.行星Bees are also one of the most interesting animals in the world. For example, they work hard together to make their homes. In order to store honey, they create honeycombs. Another interesting thing about bees is how they communicate When a bee finds new food, it uses a dance to tell the others where and how far away the food is.引导表语从句为了；以便v.存储n.蜂巢v.交流时间状语从句主句宾语从句Bees play an important part in ecosystem of our planet. However, the number of bees is dropping, and scientists are worried. Bees 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.发挥重要作用n.生态系统v.保护1b Read the text and underline the adjectives the writer uses to describe bees.hard-working, greatest, the most important, the most interesting, the most amazingWhat are the important roles that bees play in the ecosystem?What is the purpose of writing this article?A. To tell readers bees are hard-working.B. To show readers bees are interesting.C. Let readers know bees’ job is pollination.D. To remind readers to protect bees.1c Read again and complete the mind map with the information from the text.pollination50 to 100 flowersplants growdroppingBeesimportanceproblem·their number is__________________·their greatest work: ____________·visit _______________________·help__________________n.重要性1c Read again and complete the mind map with the information from the text.·When a bee finds new food, it uses a dance to tell the others where and how far away the food is. ·They work hard together to make their homes. In order to store honey, they create honeycombs. 1d Discuss the questions.n.标题；题目1d Discuss the questions.n. 人n. 蚂蚁1e Imagine you are the writer. Write one more paragraph about bees and add it to the text.1f How do you understand the connection between people, plants, and animals? Think of some examples and then share them with a partner.A: We all know people and nature are connected. But can you give me an example of how they are connected?B: Sure. I visited a small town in Guangdong once. There are many large trees in the town. They are home to many birds. A lot of tourists come to see the trees and the birds...是……的家乡1. habit height size weight2. joy happiness fun enjoy3. angry disappointed smart sad4. appear look seem watch5. honey milk juice bread2a Circle the odd ones. Then give your reasons.n. 幸福；快乐1. act ___________ 2. good ___________3. kind __________ 4. appear ____________5. real __________ 6. imagine _____________7. connect ___________ 8. popular ___________9. communicate ______________ 10. important___________actiongoodnesskindness appearancerealityimagination connectionpopularity communicationimportance2b Add the endings -ance, -(t)ion, -ness, and -ity to form nouns. Use your dictionary.2c Complete the sentences with the correct forms of the words in the box.n. 蘑菇；伞菌1. I felt ____________ when my favourite flowers died.2. After the rain, some mushrooms _________ in the garden.3. In my hometown, people often use bamboo baskets to _______ food.disappointedappearedstore v. 使失望；使破灭2c Complete the sentences with the correct forms of the words in the box.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.weighsimaginen. 吨对我来说意义重大n. 豌豆2d Complete the sentences with the correct forms of the words in the box.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. Many people know that frogs help to _________ farms by eating insects. _________, not everyone understands theirplanet’sprotectHowever 在……中发挥作用；扮演角色2d Complete the sentences with the correct forms of the words in the box.___________ in nature. Frogs can live on _______ and in water. Because of this, they are popular subjects in studies on climate hange and the ecosystem.landimportancen. 气候1.How are plants and animals connected with us? 动植物与我们有什么联系? (P36 标题)connect v. 关联；连接（1）[不及物动词]connect to/with... 与……联系This corridor connects with the living room.这条走廊与客厅相连。（2）[及物动词]connect...with/to/and... 把……与……联系起来The fast Wi-Fi on China’s space station helps astronauts connect with people on Earth easily.中国空间站上迅捷的Wi-Fi可帮助航天员与地球上的人们轻松联系。（连云港中考）2.We Can’t Live Without Bees 没有蜜蜂我们就无法生存 (P36 1b)without prep.没有；缺乏后接名词、代词或动词-ing作宾语 ，常用来表示伴随或假设的情况。A friend without faults will never be found.没有十全十美的朋友。3.Imagine you go to the supermarket in your area... 想象一下，你去你所在地区的超市购物……(P36 1b)imagine v.想象；猜想一般不用于进行时。(1)imagine+ 名词/代词 想象……Can you imagine life without the internet?你能想象没有互联网的生活吗?(2)imagine (sb.) doing sth. 想象(某人)做某事She couldn't imagine living in a place like that.她无法想象住在那样一个地方。(3)imagine + 从句 想象……Can you imagine that we could build a beautiful city with rubbish?你能想象我们可以用垃圾建一座漂亮的城市吗?4.Disappointed? 失望？ (P36 1b)disappointed adj.失望的；沮丧的一般不用于进行时。由“disappoint (v. 使失望；使破灭) + -ed(后缀)”构成。 be disappointed with/in sb./sth.对某人/事失望 be disappointed at/by sth.对某事失望 be disappointed to do sth.对做某事感到失望disappointeddisappointing“失望的；沮丧的”，通常表示人的主观感受。“令人失望的；令人沮丧的”，通常表示事物自身具备的性质。通常，-ed 形式的形容词表示人的(身体上 或精神上的)状态或人内心的感受，常意为“感 到……的”；而-ing形式的形容词则表示事物的 性质或特征，常意为“令人……的”。 【辨】disappointed与disappointing5.In order to store honey, they create honeycombs. 为了贮存蜂蜜，它们建造了蜂巢。 (P36 1b)in order to 为了；以便表示目的，后接动词原形，可放在句首或句中，其否定形式为in order not to。Teachers are strict with their students in order to help them make great progress.为了帮助学生取得巨大进步，老师对他们要求严格。（云南中考）【拓】动词不定式和in order that 也可表示目的，两者有时可与in order to进行同义转换。I worked hard to get good grades.=I worked hard in order that I could get good grades.=I worked hard in order to get good grades. 我努力学习以便能取得好成绩。6.Another interesting thing about bees is how they communicate. 蜜蜂的另一个有趣之处是它们的交流方式。(P36 1b)communicate v.交流；沟通communicate with sb. 与某人交流We can communicate with people from all over the world on the internet.在网上，我们能与世界各地的人进行交流。7.Think about what you can do to protect one of the most amazing animals on earth.想想你能为保护地球上最神奇的动物之一做些什么。(P36 1b)protect v.保护；防护protect...against/from... 保护……免于……Over the years, China has worked hard to protect migratory birds.多年来，中国一直努力保护候鸟。（连云港中考）一、词汇1.It’s hard to imagine a world w______ music.2.If everyone _______（保护） the environment, our planet will become a better place to live on.3.Tony felt ___________ (disappoint) when he knew he didn’t pass the English exam.4.In modern society, almost everyone has a mobile phone to stay _________（connect） with friends and family.ithoutprotectsdisappointedconnected二、完成句子，每空一词1.这片雨林是许多珍稀动植物的家园。This rainforest ___ ______ ___ many rare animals and plants.2.为了照料庄稼，农民们每天早起。Farmers get up early every morning ____ ______ ____ take care of their crops.3.蜜蜂在授粉过程中发挥着重要作用。Bees _____ ____ _________ _________ ___ the pollination process.in order tois home toplay an important part/role inimportanceproblem interesting facts与你的伙伴讨论所知道的植物和动物，思考它们在我们日常生活中扮演的角色。