Unit 4 Section A（1a-1d）课件2025-2026学年人教版（2024）英语八年级上册

Amazing Plants and Animals Unit 4 Section A 第1课时 Learning objectives 通过本节课的学习，学生能够： 1. 听辨出各种动植物的独特特征，理解语境中形容词和副词最高级所表达的特定含义。 2. 在语境中掌握核心句式“… is the biggest/most important…”，并就动植物界的“世界之最”进行问答。 3. 听辨双元音/eɪ/, /aɪ/, /ɔɪ/以及辅音连缀/bl/, /kl/, /gl/, /br/, /kr/, /gr/等音素，并能归纳总结这些发音对应的常见字母组合规律，理解语义重音的功能。 4. 认识有趣的动植物，加强对大自然的了解。 重点 重点 重点 Look and share Look at the picture and answer the questions. 1. What do you see in the photo? 2. What do you think of when you see the photo? I see some flowers and two bees. I think of the hardworking people/ honey/… Look and learn I like the countryside. I am glad that I can often go to the countryside and stay with my grandparents. Look and learn I see many interesting plants and animals there. The duckling is small. The frog is smaller. The ant is the smallest. The rose is nice and big. The lotus is bigger. The sunflower is the biggest. Look and learn The cat is fat and heavy. The dog is heavier. The pig is the heaviest. Look and learn The cat catches mice. It is useful and important. Grandparents get meat from the pig. It is more important. The cow can help with farm work. Grandparents say it is the most important. Look and learn Think and talk —What do you think is the biggest/loveliest/most useful…animal/flower/…on the farm? —I think the … is. Think and talk about the plants and animals on my grandparents’ farm. Look and say In the world, there are many amazing animals and plants. Can you name them? moss redwood tree blue whale cheetah Look and say Look at the plants and animals. Use the words in the box to talk about them. Listen and number Listen to the conversations and number the plants and animals in the order you hear them. 2 3 4 1 Listen and match Listen again. Match the words with the plants and animals. Some have two answers. D A B F E C Conversation 1 Emma: Hi, Yaming. What are you doing? Yaming: Hi, Emma. I'm starting a test on animals and plants. Emma: Sounds fun. Let's take it together. Yaming: OK. First question. What's the largest animal in the world? Emma: It's the blue whale, right? Yaming: Right. It's also the heaviest animal on earth. Next question. Which animal runs the fastest? Emma: Oh wait! I just read about it. The cheetah runs the fastest. Yaming: Right again! And I think it's the most beautiful animal in the world. Emma: I completely agree with you. Read and answer Conversation 2 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 the oldest 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 the tallest in the world? Emma: The redwood tree, right? Yaming: Yes! I hope I can see some one day. Read and answer Read and answer 1. Do Yaming and Emma like cheetah? How do you know? 2. When did moss appear on earth? 3. Is Yaming interested in the redwood tree? Why? Yes. Because they both think it is the most beautiful animal. Around 470 million years ago. Yes. Because he hopes to see some one day. Read the conversations and answer the questions. Ask and answer Ask and answer questions about the plants and animals. —What’s amazing about the blue whale? —It’s the largest/biggest animal in the world. Read and say Read these words. Try to say the pronunciation of the red parts. stay mice join blue clean /eɪ/ /aɪ/ /ɔɪ/ /bl/ /kl/ /ɡl/ /br/ /kr/ /ɡr/ glad brown cream grass Listen and repeat Listen and repeat. Add one more word to each group. say spy noise blind climb glare break cruel grand Listen and repeat Listen and repeat. Notice the difference in stress and meaning of the same sentence. I visited the redwood forests in California several times. (not other forests) I visited the redwood forests in California several times. (not other places) I visited the redwood forests in California several times. (not only once) Tip: While speaking, we should stress the information we want to express most. Read and say Try to read the three short conversations. Which words should be stressed, the one in red or in green? Yaming: What’s the largest animal in the world? Emma: It’s the blue whale, right? Yaming: Right. It’s also the heaviest animal on earth. Yaming: Which animal runs the fastest? Emma: The cheetah runs the fastest. Emma: The redwood tree, right? Yaming: Yes! I hope I can see some one day. Listen, read and act Listen and repeat. Then read the two conversations and act them out. Think and match Let’s see more interesting animals and plants! Read the information and match the pictures. the cleverest animal in the sea the biggest animal on the land the largest flower the smallest bird the animal with the most eyes humming bird dragonfly dolphin elephant Rafflesia Think and talk Look at the interesting plants and animals. Talk about them. humming bird dragonfly dolphin elephant Rafflesia —What’s amazing about the ...? —It ... Discuss and share Somebody says we human beings are the greatest and we are the masters of the world . Do you think so? Discuss the question and share your opinions. Summary memorize the new words. pronounce them correctly. compare different animals and plants. know some amazing animals and plants. … is the biggest/most important… /eɪ/, /aɪ/, /ɔɪ/, /bl/, /kl/, /gl/, /br/, /kr/, /gr/ 知识点1相交线 cheetah; moss; redwood After learning this lesson, I can Homework 1. Read the two conversations again. 2. Surf the Internet to find more amazing animals and plants. Share your findings with your classmates. Thank you! null 92004.43 null 220513.3 null 19199.97 $