Unit 5 Power of Ideas 课时课件 2026-2027学年人教版英语九年级上册

该初中英语课件围绕“Power of Ideas”主题，聚焦发明相关词汇、功能及工作原理。课堂以视频导入激活兴趣，通过匹配发明名称与时间建立基础认知，再借助听力活动（选择、判断、总结）搭建从理解到表达的学习支架，帮助学生逐步掌握核心内容。 其亮点在于融合多模态输入与任务型活动，如3D打印机应用讨论（Activity 5）培养思维品质，德国与中国发明介绍（Super See、Smart Cook）增强文化意识，角色扮演（Activity 9）和日常发明讨论（Activity 10）提升语言能力。采用合作学习与分层作业（必做+选做），学生能综合提升语言运用与探究能力，教师可直接使用丰富活动设计提升教学效率。

Unit 5 Power of Ideas 第3课时 Section A Grammar Focus 1 Activity 1: Lead in Watch videos and answer the questions. 2 Activity 1: Lead in Watch videos and answer questions. What did you see in the video? How is the object made? Can you describe it using English? 3 Activity 2: Observe and summarize Read the sentences. Circle the verbs in the passive voice. be + past participle 4 Activity 3: Complete the sentences Complete the sentences with the correct forms of the verbs in brackets. was invented is connected was introduced was found was pressed 5 Activity 4: Read and complete Complete the passage with the correct forms of the verbs in brackets. Make a profile of the Qinghai-Xizang Railway. was connected were used were need are built are allowed be created increased improve 6 Activity 5: Make up a conversation Choose an invention that you are interested in (e. g. , telephone, airplane, paper) in groups of four and create a short conversation. • when and by whom it was invented • what it is made of • what it is used for • how it has changed people’s lives • It was invented by... in... • It is made of/from... • It can be used to... • It is considered... because... 7 Activity 5: Make up a conversation Act the conversation out in front of the class and vote for the best performance according to the evaluation form below. 8 Activity 6: Summarize and think Summarize the usage of the passive voice, and discuss how inventions affect people’s lives. What is the structure of the passive voice? When do we use it? For example : “ The world is made smaller by the internet. ” 9 1. Finish the self-check on the learning sheet. (Required) 2. Write a short passage about an invention you like , using the passive voice . (Required) 3. Find more information about the Qinghai-Xizang Railway and share it with the class. (Optional) Homework 10 Thank you! 11 Lavf58.20.100 Tencent CAPD MTS (T-tech) Lavf58.20.100 Tencent CAPD MTS (T-tech) $Unit 5 Power of Ideas 第1课时 Section A 1a—2d 1 Activity 1: Look and share Watch a video. 2 Activity 1: Look and share Match the names with the things. Find out when they were invented. high-speed train camera TV mobile phone plane laptop 3 Activity 2: Listen and choose Listen to the conversations. Choose the invention each conversation talks about and find out where they are from. A B Germany China 4 Activity 3: Listen and circle Listen again and circle T for true or F for false. 5 Activity 4: Listen and summarize Listen to the conversations for the third time and complete the summary. Germany can’t see put clear turn watch TV read books the colour picture China press fried are added an app 6 Activity 4: Listen and summarize Try to fill in the form with the help of the summary. 7 Activity 5: Tick and add Tick the things that you think a 3D printer can make. You can add more. 8 Activity 6: Listen and answer Listen to the conversation and answer the questions. 1. Where did Han Lin go last weekend? 2. Why was the 3D printer Han Lin’s favourite invention? 9 Activity 7: Complete and listen Complete the sentences with the correct forms of the words in the box. designed read send produced created 10 day Activity 8: Listen and summarize Listen to the recording of the conversation again and complete the summary. objects medicine is designed is created is produced 11 Activity 9: Talk and role-play Work in pairs and choose one of the three inventions to role-play. A: What can the special glasses be used for? B: They’re for people who can’t see well. A: How do they work? B: ... 12 List the things you use every day and choose the one that you like the most. Then talk about what it can be used for and its importance. Activity 10: List and discuss 13 Activity 10: List and discuss Choose one thing that you like the most. Then talk about what it can be used for and its importance with a partner. A: What invention do you like the most? B: I like... the most. A: What can it be used for? B: It can be used for/to... A: Amazing!/Fantastic! Is it important in your daily life? B: Yes, it... 14 Activity 10: List and discuss Vote for the best performance according to the evaluation form below. 15 1. Finish the self-check on the learning sheet. (Required) 2. Write a short article to introduce an invention you like best. (Required) 3. Try to make a video to introduce the history of the invention you choose . (Optional) Homework 16 Thank you! 17 null 132524.3 null 113688.18 null 91194.555 $Unit 5 Power of Ideas 第4课时 Section B 1a—1f 1 Activity 1: Look and discuss What material are these things made of? Find more things that are made of this material. What’s the common function between them? They can carry information/words, or be used to hold things/make containers. animal bones bronze wares bamboo silk 2 Activity 2: Watch and learn Watch a video clip and learn more about the ancient invention and feel the power of papermaking. 3 Activity 3: Read and match Skim the text in 1b and match each paragraph with its topic. 4 Activity 4: Read, answer and complete Read Paragranh 1 and answer questions What invention changed the word? What does the pronoun “It” in Paragraph 1 refer to? 5 Activity 4: Read, answer and complete Find out what these pronouns from the text refer to. papermaking papermaking technique the use of paper and printing a rapid increase in the number of books What invention changed the world? How did paper change the world? Papermaking technique. The papermaking technique not only speeded up the development of Chinese culture, but also changed civilizations around the world. 6 Activity 4: Read, answer and complete Read again and complete the table. animal bones, bronze ware, stones, wood, bamboo, and even silk either difficult to use and store, or very expensive soft, light, easy to make and use, and most importantly, cheap bark, certain plants, and old clothes How did paper change the world? 7 Activity 5: Read and order Put the sentences in order. Then retell the process of making paper in your own words. 1 2 4 3 8 Activity 6: Draw and retell Work in groups and try to make a flow chart of making paper. Then retell the process of making paper in your own words. Draw a flow chart to show the steps of making paper. Use the flow chart and sequence words (first, then, next, finally) to retell the process to another group. 9 Activity 7: Role-play One student acts as Cai Lun, explaining his invention to the class. Then vote for the best performance according to the evaluation form below. 10 Activity 8: Find and analyze Work in groups and list qualities that Cai Lun has ( e. g. , observant, creative, persistent) with supporting sentences. Why can he do it? What qualities made Cai Lun a great inventor? Find evidence from the passage. 11 Activity 9: Discuss and share Discuss the questions. What other ancient Chinese inventions do you know? How was the world changed by them? What qualities do you think a great inventor has? Do you know other ancient Chinese inventions? How was the world changed by them? 12 Activity 10: Write and share Choose one ancient Chinese invention (printing, compass, gunpowder, etc. ) and write a short comment (about 80 words) the invention’s name one quality of its inventor two ways it still affects us today 13 1. Finish the self-check on the learning sheet. (Required) 2. Revise your writing and hand it in. (Required) 3. Find a modern invention (e. g. , 3D printer, smartphone) and write a short introduction using the passive voice.v(Optional) Homework 14 Thank you! 15 $Unit 5 Power of Ideas 第5课时 Section B 2a—3c 1 Activity 1: Build words Complete the table with different forms of the words. You can add more. collection creation invention create product productive inventive collective 2 Activity 2: Choose and complete Choose the correct word to complete each sentence. 3 Activity 3: Read, fill and retell Complete the passage with the correct forms of the phrases in the box. Then discuss how an invention like sticky notes is turned into reality. To his surprise stood up piece of resulted in 4 Activity 4: Read for information Read the text and complete the chart. 5 Activity 5: Summarize the structure Read the text again and identifying the main idea and key information for each paragraph. Orville Wright and Wilbur Wright.They just wanted to fly like birds. How to get the glider into the air and how to control it once it was flying. Communication is easier, and the world has become a much smaller place. 6 Activity 6: Make notes Choose a great invention you are interested in. Do some research and make notes about it. 7 Activity 7: Write Write about the invention they have chosen, using the notes from 3b and the text in 3a as a model notes about it. 8 Activity 8: Carry out peer review Exchange your writing with a partner and use the checklist below to give constructive feedback. 9 Activity 9: Revise and share Revise your writing based on the feedback and produce a final version. 10 1. Finish the self-check on the learning sheet. (Required) 2. Write a short passage about another invention you like. (Required) 3. Make a poster about an invention and share it with the class. (Optional) Homework 11 Thank you! 12 $Unit 5 Power of Ideas 综合实践课 Project: Come up with your own invention 1 Step 1: Plan Choose one area from the options provided and design an invention that meets the requirements of being “inexpensive, easy to operate, and beneficial to people and society”. 2 Step 1: Plan Who will collect brainstorming ideas? Who is responsible for the poster design? Who will write the introduction of the invention? Who will present the poster to the class finally? Each group quickly discusses and selects an area of interest. Then, assign responsibilities for brainstorming, design, writing, and the final presentation. 3 Step 2: Make Brainstorm and decide on the invention. Group members brainstorm around your chosen area, generating as many creative ideas as possible. Then discuss and select the most feasible and valuable idea. Decide on the name of the invention. 4 Step 2: Make Make a poster about your invention. The poster should include: 5 Step 2: Make Refine the design and complete the outline. What is it made of/from? What does it look like? (A sketch can be drawn) What is it used for?/How does it work? What effect will it have on people’s lives? 6 Step 3：Share Present and report. Each group takes turns to present your invention poster to the class in English. The presentation should include the invention’s name, design sketch, materials, uses, and its impact on people’s lives. 7 Step 3：Share Q & A interaction. After each group’s presentation, there is a Q & A session. Other students can ask questions about the invention, and the presenting group answers them. e. g. How much does it cost? Is it easy to carry? ... 8 Step 4: Evaluate Multi-dimensional evaluation. 9 Step 5: Reflect Use the self-assessment form to evaluate your performance. 10 Thank you! 11 $Unit 5 Power of Ideas 第2课时 Section A 3a—3d 1 Activity 1: Watch and learn Watch a video about the evolution history of human communication. 2 Activity 1: Watch and learn Watch a video about the evolution history of human communication. 3 Activity 2: Read and answer Read the conversation. What does Peter think is the most useful invention of all time? 4 Activity 3: Read and complete Read again and complete the chart. 5 Activity 4: Read and summarize Read the conversation again and summarize the core information of the radio. the most useful invention Guglielmo Marconi 1890s across the Atlantic Ocean smaller in seconds easier around the world very slowly television 6 Activity 5: Listen and role-play Listen to the conversation and role-play it. Then vote for the best performance according to the evaluation form below. 7 Activity 6: Choose and describe Choose another invention that you think is the most important and make a mind map about it. Then describe it to a partner. 8 Activity 7: Think and discuss Choose another invention that you think is the most important and make a mind map about it. Then describe it to a partner. What other important inventions were developed because of the radio? What do they bring to our lives? What can we learn from the inventors like Guglielmo Marconi? 9 1. Finish the self-check on the learning sheet. (Required) 2. Make a video to describe an invention you think is the most important. (Required) 3. Try to find more inventions which were developed because of the radio by surfing on the internet. (Optional) Homework 10 Thank you! 11 Lavf57.58.101 null 81841.805 $