Unit 7 Section A (2a-2e)课件 2025-2026学年人教版七年级英语下册

该初中英语课件围绕“学校旅行”主题，核心知识点包括用一般过去时描述经历及废水处理过程。课堂导入从“洗脸、冲厕所”等日常问题引出“废水”概念，通过观看废水处理站视频、学习“screen”“germ”等术语搭建支架，逐步过渡到对话听力、阅读及过程梳理，形成“生活情境-术语学习-语言运用”的连贯脉络。 其亮点在于融合语言能力与思维品质，通过视频直观呈现废水处理步骤，对话活动训练一般过去时的问与答，如“ How was your trip?”“What did you see?”。结合“节约用水”主题培养文化意识，练习中“used to”“too...to”等语法点强化语言表达。学生能提升语言技能与环保观念，教师可依托结构化多模态资源，高效开展听说读写综合教学。

Unit 7 A Day to Remember Section A 2a-2e Learning Objectives 学习目标 In this lesson, you’ll be able to: understand the process of wastewater treatment. use the simple past tense to ask about and describe school trip. use the learned language expressions to talk about a special school trip. realize the importance of saving water. Free talk Did you wash face today? Did you flush(冲) the toilet today? If you did, there would be lots of . wastewater n. 废水 /ˈweɪstwɔːtə(r)/    Do you know where the wastewater goes? wastewater plant 废水处理站 Let's watch a video about wastewater plant. What do you think of the process? Let's learn about the wastewater plant. Wastewater Plant screen large pieces of waste machines germ n.细菌 /dʒɜːm/ n. 滤网;隔板;屏障 /skriːn/ n. 机器 /məˈʃiːn / Listen to the conversation and fill in the blanks with correct adjectives. 2a Helen: Hi, Fu Xing. How was your school trip to the wastewater plant? Was it boring? Fu Xing: No, it wasn’t at all. It was really interesting. Helen: Wow! What did you see? Fu Xing: We saw the plant make dirty water _______ again. Helen: Really? How? Fu Xing: Well, first, _______ water from our homes goes into the plant. Then, special screens remove large pieces of waste from the water. Helen: What happens next? Fu Xing: Well, _______ machines remove germs and other things from the water. These things are usually too _______ to see. It takes a few more steps after that before the water becomes clean again. Helen: Wow! I used to think it was _______ to get clean water. Fu Xing: Me too! I didn’t realize it was so _______. clean dirty large small easy hard Helen: Hi, Fu Xing. How was your school trip to the wastewater plant? Was it boring? Fu Xing: No, it wasn't at all. It was really interesting! Helen: Wow! What did you see? Fu Xing: We saw the plant make dirty water clean again. Helen: Really? How? Fu Xing: Well, first, dirty water from our homes goes into the plant. Then, special screens remove large pieces of waste from the water. Helen: What happens next? Fu Xing: Well, large machines remove germs and other things from the water. These things are usually too small to see. It takes a few more steps after that before the water becomes clean again. Helen: Wow! I used to think it was easy to get clean water. Fu Xing: Me too! I didn't realize it was so hard. not...at all 一点儿也不 ...怎么样? make sb./sth. +adj. 到...里面,进入 remove...from... 从…中移除... too...to... 太...以至于不能... 之后还需要再经过几个步骤，水才会再次变得清澈。 花费 used to do sth.过去常常(做 ) see sb. do sth.看见某人做某事 Read and answer the questions. Helen: Hi, Fu Xing. How was your school trip to the wastewater plant? Was it boring? Fu Xing: No, it wasn't at all. It was really interesting! Helen: Wow! What did you see? Fu Xing: We saw the plant make dirty water clean again. Helen: Really? How? Fu Xing: Well, first, dirty water from our homes goes into the plant. Then, special screens remove large pieces of waste from the water. Helen: What happens next? Fu Xing: Well, large machines remove germs and other things from the water. These things are usually too small to see. It takes a few more steps after that before the water becomes clean again. Helen: Wow! I used to think it was easy to get clean water. Fu Xing: Me too! I didn't realize it was so hard. 1. How did Fu Xing feel about the school trip? 2. What did Fu Xing see in the wastewater plant? 3. How did Fu Xing think of the process of making the water clean? 4. How many steps does it take before the water becomes clean again? Read the conversation and match the sentence parts. 2b 1.The plant makes 2.Dirty water goes 3.Machines inside the plant 4.Screens inside the plant 5.Helen used to think A. remove small things from the water. B. it was easy to get clean water. C. dirty water clean again. D. remove large pieces of waste from the water. E. into the plant. The process of making the water clean. First, from our homes the pant. go into dirty water Then, special screens large of pieces of . waste remove Next, large remove and other things. germs machines After that, it takes a few more before the water becomes again. clean steps Complete the summary of the conversation in 2a. 2c Last week, Fu Xing’s class went on a school trip to a ________ plant. The plant turned dirty water into clean water. Fu Xing learnt about the cleaning process: First, dirty water goes from people’s _______ to the plant. Then the plant uses screens to remove large pieces of _______ from the dirty water. Next, large ________ clean the water. They remove _______ and other small things. It takes a few more _______ before the water becomes clean again. wastewater homes waste machines germs steps 把...变成... Listen to the conversation again and pay attention to the pronunciation of was, wasn't, did, and didn't. 2d Helen: Hi, Fu Xing. How was your school trip to the wastewater plant? Was it boring? Fu Xing: No, it wasn't at all. It was really interesting! Helen: Wow! What did you see? Fu Xing: We saw the plant make dirty water clean again. Helen: Really? How? Fu Xing: Well, first, dirty water from our homes goes into the plant. Then, special screens remove large pieces of waste from the water. Helen: What happens next? Fu Xing: Well, large machines remove germs and other things from the water. These things are usually too small to see. It takes a few more steps after that before the water becomes clean again. Helen: Wow! I used to think it was easy to get clean water. Fu Xing: Me too! I didn't realize it was so hard. was /wɒz/ wasn’t /ˈwɒznt/ did /dɪd/ didn’t /ˈdɪd(ə)nt/ Helen: Hi, Fu Xing. How was your school trip to the wastewater plant? Was it boring? Fu Xing: No, it wasn't at all. It was really interesting! Helen: Wow! What did you see? Fu Xing: We saw the plant make dirty water clean again. Helen: Really? How? Fu Xing: Well, first, dirty water from our homes goes into the plant. Then, special screens remove large pieces of waste from the water. Helen: What happens next? Fu Xing: Well, large machines remove germs and other things from the water. These things are usually too small to see. It takes a few more steps after that before the water becomes clean again. Helen: Wow! I used to think it was easy to get clean water. Fu Xing: Me too! I didn't realize it was so hard. Let’s analyze the structure. Where did you go? How did you feel? What did you see? What did you learn? Talk about a school trip you took to a special place. 2e theatre farm factory forest zoo market museum park place: Where did you go on a school trip? feeling: How did you feel about the school trip? Is it...? experience: What did you see? Did you see anything interesting? What did you do? what you learned: What did you learn from it? We learn from our everyday experiences. If you try to learn something new every day, you’ll make each day special. Exercise 1. The cake is so big. I want to cut it into ________. A. bags B. cups C. pieces D. bowls 2. Playing computer games is a ________ of time and energy. A. step B. waste C. plant D. process 3. I ________ afraid of dogs. But now I like them very much. A. am used to B. used to C. used to be D. use to be 4. Sally fell ill and had to stay in hospital. At that time, she ________ the importance of health. A. realized B. hoped C. created D. removed C B C A 1. My mother a pair of sunglasses and looked cool. 2. He with his friends last weekend. 3. She drive to work, but now she walks. 4. It is magic to paper money. 5. The weather is cold go swimming. tried on too to went on a trip used to turn into too… to        turn…into       try on      used to     go on a trip Exercise 用方框中所给短语的适当形式填空. Homework You must: Polish your conversation according and practise with your group members. You may: Interview your classmates about their school trip and make a report. null 69066.68 $