Unit 4 Section A（1a-1d）（同步教学课件）-2025-2026学年八年级英语上册同步教学精品课件（人教版2024）

该初中英语课件围绕“Amazing Plants and Animals”主题，聚焦形容词最高级用法，通过图片观察（如蜜蜂采蜜图）、视频引入自然动植物、讨论生态作用等环节，搭建从直观感知到逻辑思考的学习支架，衔接词汇理解与句型运用。 其亮点在于融合多模态输入与互动实践，以听力排序、小组讨论（用最高级分享动植物信息）等活动培养语言能力，通过分析动植物特征与作用发展思维品质，渗透保护自然的文化意识。教师可借助结构化活动高效教学，学生能在真实语境中提升语言运用与合作能力。

Section A 1a-1d Unit Amazing Animals and Plants Learning Aims 语言能力 文化意识 思维品质 学习能力 1.Students should be able to accurately read, spell, and understand key vocabulary. 2.Students should be proficient in using the superlative form of adjectives in sentence patterns 3.Students should correctly use the learned vocabulary and sentence patterns to compare and describe the characteristics of different plants and animals, Students' ability to obtain key information through listening should be cultivated. Students should be guided to actively participate in classroom activities, learn to cooperate in groups, and improve their autonomous learning ability. By comparing and analyzing the characteristics of plants and animals, students' observation ability and logical thinking ability should be cultivated, and students should be encouraged to think independently and express different opinions, exercising their critical thinking. Students should learn about the differences in the symbolic meanings and attitudes broadening their cultural horizons.students should understand and respect the biodiversity in nature and develop a cultural awareness of protecting the natural environment. Look and share: 1. What do you see in the photo? 2. What do you think of when you see the photo? I can see two bees and some flowers. The bees are collecting nectar(花蜜). It makes me think of : the beauty of nature sweet honey the bees' hard work ... ？ BIG Question What makes plants and animals amazing? Nature is really amazing！ What’s the video about? The amazing animals and plants in nature. Why are plants and animals important for us in this earth ? Animals and plants are important for keeping ecological balance(生态平衡), giving resources(资源), regulating（管理） the climate, and enriching human life in lots of ways. Look and think the questions below. What can plants and animals do ? What’s this in the picture? moss[mɔs] 苔藓；地衣 What can moss do for us ? It can protect the soil and keep water. What does moss make you feel? wet, small and dark green. redwood tree 红木树 最具标志性的高大树种之一，以其惊人的体型、悠久的寿命和独特的生态价值闻名 What can redwood tree do for us? tall, and old What does moss make you feel? It gives us oxygen(氧气)and provides wood. What’s this in the picture? blue whale 蓝鲸 huge , heavy What can blue whale do for us? What does blue whale make you feel? keep the ocean life balanced cheetah [ˈtʃitə] 猎豹 What does cheetah make you feel? fast, strong and scary What can cheetah do for us? keep the natural environment balanced Do you remember how to name the animals or plants in the pictures below? cheetah blue whale redwood tree moss Let’s use another way to talk about animals and plants. It is one of the oldest plants in the world . It is the biggest animal in the world . It runs the fastest in the world . They are the highest plants in the world . 1a Look at the plants and animals. Use the words in the box to talk about them. beautiful big fast heavy large long old small tall short moss /mɒs/: _________ blue whale : _________ redwood/'redwʊd/ tree : _________ cheetah/'tʃiːtə/ : _________ The moss is a plant with a long history. The weight of a blue whale is heavy. The redwood tree is tall. The cheetah runs very fast.（答案不唯一） big bigger This elephant is the biggest of all. tall taller This bamboo is the tallest of the three. What's the largest animal in the world? The tiger is large. but the lion is larger than the tiger. The elephant is the largest in the three. They are large animals. blue whale It’s also the heaviest animal. They are fast animals. The ostrich is fast. The antelope is faster. The cheetah is the fastest. The cheetah is the fastest animal in the world. Dawn Redwood 水杉 Ginkgo银杏树 moss苔藓 They are old plants Dawn Redwood is old. Ginkgo is older. The moss is the oldest. What do you think of these peacocks? They are beautiful The brown peacock is beautiful The blue peacock is the most beautiful in the three. The white peacock is more beautiful than the brown one 1b Listen to the conversations and number the plants and animals in 1a in the order you hear them. blue whale: ________ redwood tree: ________ moss: ________ cheetah: ________ Emma: Hi,Yaming.What are you doing? Yaming: Hi,Emma.I'm starting a __________ on animals and plants. Emma: Sounds fun.Let's take it together. Yaming: OK.First question.What's the _________ animal in the world? Emma: It's the _____________,right? Yaming: Right.It's also the ____________animal on earth.Next question.Which animal runs the__________? Emma: Oh wait!I just read about it.The cheetah runs the fastest. Yaming: Right again!And I think it's the_________________animal in the world. Emma: I completely agree with you. 1b Listen again and fill in the blanks test largest blue whale heaviest fastest most beautiful Yaming: Now let's answer the questions about plants.What is _________plant in the world? Emma: Hmm,I'm not sure.Do you have any idea? Yaming: Well,I think moss is one of _________ plants.It appeared on earth around 470 million years ago.Oh, look here.I'm correct! Emma: Interesting! Let's go on! Yaming: Which kind of tree is _________ in the world? Emma: The redwood tree,right? Yaming: Yes!I hope I can see some some day. Conversation2 oldest the oldest the tallest blue whale: ________ 1c Listen again. Match the words with the plants and animals in 1a. Some have two answers. redwood tree: ________ moss: ________ cheetah: ________ D A、B F E、C Listen and fill in the blank. Emma: Hi, Yaming. What are you doing? Yaming: Hi, Emma. I’m starting a test on __________________. Emma: Sounds fun. Let’s take it together. Yaming: OK. First question. What’s __________ animal in the world? Emma: It’s the __________, right? Yaming: Right. It’s also ___________ animal on earth. Next question. Which animal runs __________? Emma: Oh wait! I just read about it. The _______ runs the fastest. Yaming: Right again! And I think it’s ________________ animal in the world. Emma: I completely agree with you. animals and plants the largest the heaviest the fastest cheetah blue whale the most beautiful Conversation 1 Yaming: Now let’s answer the questions about plants. What is the oldest plant in the world? Emma: Hmm, I’m not sure. Do you have any idea? Yaming: Well, I think moss is one of _________ plants. It appeared on earth around __________ years ago … Oh, look here. I’m correct! Emma: Interesting! Let’s go on! Yaming: Which kind of tree is _________in the world? Emma: The redwood tree, right? Yaming: Yes! I hope I can see some one day. the oldest Conversation 2 470 million the tallest 1d Ask and answer questions about the plants and animals in 1a. □ moss ____________ □ blue whale ________________ □ redwood tree ____________ □ cheetah _________________ oldest tallest largest, heaviest fastest, most beautiful Group work Each group chooses one plant or animal, and then discusses more amazing things about it and share their findings with the whole class. Try to use superlatives! What is the largest animal in the world? The blue whale is the largest animal in the world. Interesting! … Language points Point 1 最高级表示“最……”，表示三者或三者以上(人或物)进行比较，其中一个在某一方面超过其他几个。后面长带有of、in、among的短语等来说明比较的范围。 一般情况下，形容词和副词的最高级的规则变化是在词尾加-est或在其前加most构成，不规则变化则要牢记。 形容词最高级前一般要加定冠词the，副词最高级前的the可以省去。 形容词/副词的最高级(superlatives) small 最高级的构成 smaller smallest 1.一般情况下，单音节或双音节的形容词/副词最高级直接在词尾加-est 规则 变化 2.以重读闭音节结尾，末尾只有一个辅音字母结 尾的词，双写最后一个辅音字母，再加-est bigger biggest big 3.以不发音-e 结尾，在词尾加 -st cute cuter cutest 4.以辅音字母+y结尾，变y为i加-est happy happier happiest 5.多音节和部分双音节形容词/副词，需在原级前加 most 构成最高级。 beautiful more beautiful most beautiful 原级 比较级 最高级 good / well better bad / badly worse many / much more little less far farther / further 形容词和副词的最高级的构成 （不规则变化） best worst most least farthest / furthest 最高级 比较级 词义 单词 tallest taller 高的 tall most beautiful more beautiful 美丽的 beautiful biggest bigger 大的 big largest larger 大的；大规模的 large busiest busier 忙碌的 busy cutest cuter 可爱的 cute fastest faster 快的；迅速的 fast most popular more popular 受欢迎的；流行的 popular heaviest heavier 重的 heavy laziest lazier 懒惰的 lazy oldest older 年老的；旧的 old 利用类比的方式，通过下列形容词/副词的比较级，推导出其最高级形式。 Point 2 I’m starting a test on animals and plants. 我要开始一场关于动植物的测试。 on prep. 关于；有关 关于；有关 on about 多用于正式或学术场合，尤其是在讲座、论文或研究中。 表示泛泛而谈或非正式讨论​​，内容更通俗、宽泛。 (1) She gave a lecture on the history of Europe. (2) ​​She talked about her trip to Europe. 她做了一场关于欧洲历史的讲座。 她谈论了她的欧洲之旅。 start v. 开始 常见用法：① start + 名词/事情 ② start + to do / doing 开始做某事 ③ start + 形容词 变得…… 固定搭配： ① start with... 以……开始 ② start over 重新开始 1. 我晚上7点开始写作业。I ________ ________ ____________ at 7 PM. 2. 天开始下雨了。It ________ ________ rain. 3. 如果你的英语口语水平不高，你可以先从简单的句子开始练习。 If your spoken English is not good, you can ________ ________ simple sentences. 4. 没有人能让时光倒流，然后重新开始。 Nobody can turn the clock back and ________ ________. start my homework starts to start with start over Point 3 2. I think moss is one of the oldest plants. one of the + 形容词最高级 + 复数名词 one of the +复数名词 后接名词时，该名词前一般有定冠词the或物主代词，以表示某一特定范围。 此结构作主语时，谓语动词用单数形式。 (1) Mike is one of the football fans in the class. (2) He is one of my friends. (3) One of her sisters is a doctor. (4)The Yangtze River is one of the longest rivers in the world.​​ 长江是世界上最长的河流之一。 Point 4 Interesting! Let’s go on! 有趣！我们继续吧！ go on 继续 (1) Please go on, I'm listening. (2) She went on reading after answering the phone. (3) He talked about his work and went on to discuss his dreams. 请继续说，我在听。 他谈到工作，接着又讨论了梦想。 她接完电话后继续看书。 go on doing sth​​暂停后继续做同一件事 go on to do sth​​完成一件事后，接着做另一件事 Point 5 I completely agree with you. agree v. 同意，表示与他人意见一致或接受某个观点。 反义词：disagree,其用法同agree 常见用法： ① agree with + 人/观点（同意某人或某事） ② agree to + 建议/安排（接受提议或计划） ③ agree + that从句（同意某个陈述） 37 固定搭配 ① agree on... （就某事达成一致） ② agree to do sth （同意做某事） 根据汉语释义完成句子。 1. 我同意你的意见。 I _______ _______ your opinion. 2. 我们同意去那里。 We _______ _______ _______ there. agree with agreed to go 3. 他们同意了这个计划。 They _______ _______ the plan. 4. 我们都认为英语很有趣。 We _______ _______ _________ _______ _______. 5. 他们商定了会面时间。 They _________ _______ a meeting time. agreed to agree that English is fun agreed on Exercises 单项选择 一、单项选择 1. This is ______ movie I have ever seen. A. good B. better C. the best D. best 2. What’s ______about the blue whale? A. amazed B. amazing C. amazingly D. amaze 3. I don't ______ you on your view about this movie. It seems you didn't understand the deep meaning. A. agree to B. agree with C. agree on D. agree for B C B Exercises 单项选择 一、单项选择 4. The Yellow River is the second ______ river in China. A. long B. longer C. longest D. the longest 5.  The famous singer is expected to ______ the stage of the Spring Festival Gala next month. A. appear on B. appear at C. appear in D. appear for C A 二. 用方框中所给词的适当形式填空 1.An elephant is ________(big) than horse. 2.This is the ______(cute) animal I have ever seen 3.Bamboo is one of the ____________（受欢迎的）subjects in Chinese painting. 4.______(苔藓）is one of the oldest plantsIn the world. 5._________(蓝鲸）are the largest animals in the sea bigger cutest most popular Moss Blue whales 6. The cheetah is the _______ (最快的) animal on land. 7. Redwood trees are the _______ (最高的) trees in the world. 8. Moss is one of the _______ (最古老的) plants on Earth. 9. The blue whale is the __________(最重的) animal in the ocean. 10. The __________ (红杉) forests are home to some of the largest living organisms on our planet. fastest tallest oldest heaviest redwood 三、用括号内所给词的适当形式填空 He talked about his work and went on _______________ (discuss)his dreams. The blue whale is ____________(large) animal in the world. Moss is one of _______________(old) plants on Earth. I _________(complete) agree with you about saving cheetahs. After a long discussion, we agreed ___________(start) an animal protection project.​ My classmates and I reached an _____________(agree) to plant more ________(tree) in our schoolyard.​ to discuss the largest the oldest completely to start agreement trees 7. My cat is _______(lazy) than my dog. It sleeps16 hours a day!​ 8. The Yangtze River is one of the _______(long) rivers in the world.​ 9. This is the ________ (big) apple I have ever eaten. 10. I think autumn is the _____(cool) season. The weather is just right.​ 11. Moss is one of __________(old) plants on Earth. 12. The elephant is the _________(heavy) land animal. A big one can weigh over 5 tons!​ lazier biggest coolest the oldest heaviest longest 四、完成译句 (每空一词)。 1. 汤姆和我的看法一致。我完全赞同他的观点。 Tom and I hold the same opinion. I totally _______ _______ _______. 2. 老师告诉我们下周一要开始测试第三单元的内容。 The teacher told us to ______ ______ _____ _____ Unit 3 next Monday. 3. 短暂休息之后，学生们继续进行他们的科学实验。 After a short break, the students _______ _______ with their science experiment. agree with him start a test on go on 46 本课句型 Summary 我都 学会了! Key words Grammar moss, redwood, cheetah Ask and answer questions about plants/animals using superlative structures —What's amazing about the blue whale? —It's the largest/ biggest animal in the world. Sentences Basic (必做) Improving(选做) 2. Make a list of information you learn today about these amazing plants and animals. Extend (选做) 3.Find more interesting facts about amazing plants and animals from the Internet and take notes;Share with the class next time. Homework 1.Finish related exercises Thank you ! Lavf58.20.100 kmkm1170 kmkm1170 101664.0 www.17zuoye.com 本音频通过一起作业网听力材料制作工具生成 111888.0 $Conversation one, hi, yang ming. What are you doing? Hi emma. I'm starting a test on animals and plants. Sounds fun. Let's take IT together. okay. First question, what's the largest animal in the world? It's the blue whale, right. right? It's also the heaviest animal on earth. Next question, which animal runs the fastest? Oh, wait, I just read about IT. The cheater runs the fastest. St, right again. And I think it's the most beautiful animal in the world. I completely agree with you. Conversation too. Now let's answer the questions about plants. What is the oldest plants in the world? Um i'm not sure do you have any idea? Well, I think mos is one of the oldest plants. IT appeared on earth around four hundred and seventy million years ago. Oh, look here. I'm correct. interesting. Let's go on. Which kind of tree is the tallest in the world? The red wood tree, right? Yes, I hope I can see some one day.