Unit6 SectionB 3a-3b(writing) 课件2023-2024学年人教版英语九年级全册

Unit 6 When was it invented? Section B 3a-3b(writing) 1 CONTENT lead-in Reivew pre-writing Summary Homework while-writing post-writing 2 语言能力：正确使用有关词汇和被动语态结构，介绍发明物品的背景和用 途。 文化意识：通过讨论，小组合作积极探究，发散思维，大胆想象，保持对 科学发明探索的热爱。 思维品质：通过多角度，多层次的思维发散，提升写作的整体性，逻辑性 和结构性。 学习能力：通过头脑风暴，收集写作素材；能够利用思维导图，提纲挈领 塑造作文框架来进行英语写作，提升写作能力。 Learning objectives 3 Reivew What inventions have we learned about in this unit? When was it invented? Who was it invented by? It was invented in… It was invented by… Let’s talk! What are they used for? They are used for… In our daily life, these inventions help us to solve a lot of problems. What other inventions can you think of? lead-in lead-in Lead in Watch a video and answer the questions. Who Where When pre-writing Can you write a short passages by answering these questions? When was it invented? Who was it invented by? What are they used for? How was it invented? What are the influences of it? Where can we see it? pre-writing while-writing 书面表达（共1题，满分30分） 造纸术是我国的四大发明之一，它对中国和世界都产生了巨大影响，你知道纸的发明吗？请根据下面的提示写一篇短文，描述一下纸的发明。 发明者：蔡伦 时 间：1900年前 地 点：中国 概况：蔡伦经过反复的研究，发明了由树皮， 破布制造的纸；这种纸在中国得到了广泛地使用，随后，纸被传播到了世界各地。 注意：1.100词左右；2.可适当增加细节。 提示：树皮；tree bark;破布rag. Step1 Summarize information 体裁：_______________________ 人称：_______________________ 时态：_______________________ 语态：_______________________ 字数：_______________________ 要点：_______________________ exposition说明文 the third person（第三称） 100 words 5 key points passive voice，active voice, simple past tense,simple present tense while-writing Summarize information Step2.List informattion Paper When Paper was invented 1900 years ago. Who Where Paper was invented in China. How What Paper is made from tree bark and rags . Paper was invented by Cai Lun. Paper was not invented by accident. while-writing while-writing Step3 Imitate sentences Step3 Imitate sentences while-writing Step3 Imitate sentences while-writing Step3 Imitat