Unit7 Section A 2a-2e 课件2025-2026学年人教版英语七年级下册

该初中英语课件围绕“描述过去活动”核心目标，涵盖场所词汇（theatre、wastewater plant等）、不规则动词过去式（go/went等）及特殊疑问句（Where did…?等），通过“周末活动图片问答”导入，结合动词过去式对比练习，搭建从已知到新知的学习支架。 其亮点在于以污水净化对话为载体，融合环保教育（珍惜水资源），通过听前猜测、听中填空、听后复述提升语言能力，结合“too...to...”“used to do”等语法辨析及角色扮演，培养思维品质。学生能提升语言应用与环保意识，教师可依托结构化流程和多元活动优化教学。

Section A 2a-2e Unit7 A Day to Remember What was your special day like? 1.掌握 theatre、zoo、wastewater plant 等场所类词汇，clean、dirty、large、small 等描述性形容词，以及 remove、realize等核心动词；熟记 go/went、see/saw、take/took 等不规则动词的过去式变化，熟练运用 Where did…?/What did…?/How was…? 等特殊疑问句描述过去的活动、地点及感受。 2.能听懂污水净化主题的对话，准确抓取对话中的关键信息并完成信息填空；能规范朗读对话，掌握 was/wasn't、did/didn't 在句中的重读与弱读规则，做到发音标准、语调自然；能分角色完整演绎对话，合理运用肢体语言和情感表达，贴合对话语境；能结合对话内容，用正确的语言逻辑复述污水净化的具体过程。 3,能综合运用所学词汇和句型，围绕 “学校旅行” 展开问答交流，清晰说明旅行的地点、所见所做、内心感受及收获；能模仿对话结构，描述自己的周末或学校旅行经历，做到表达连贯、逻辑清晰；通过对话学习，提炼并梳理事物发展的流程，提升信息整合和语言复述能力。 4.了解污水净化的复杂过程，体会清洁水资源的来之不易，树立节约用水、珍惜水资源的环保意识；学会用有意义的方式度过周末和参与学校集体活动，培养积极的生活态度；在小组对话、角色演绎中，提升合作交流能力，增强英语表达的自信心。 Objectives It’s very important to spend the weekends in a meaningful way. Describe people’s weekends in the pictures. 描 述 周 末 Weekend activities 1.Where did they go? They went to the theatre. 2.What did they do? They saw a movie. Look and say see saw go went /ˈθɪətə(r)/ n.戏院;剧院;电影院 Weekend activities 1.Where did they go? They went to the zoo. 2.What did they do? They took photos of the animals. Look and say take took Weekend activities 1.Where did they go? They went to the farm. 2.What did they do? They fed some sheep. Look and say feed fed Weekend activities 1.Where did they go? They went to the art museum. 2.What did they do? They visited some art exhibitions. Look and say visit visited 发/ɪd/ Weekend activities 1.Where did they go? They went to the supermarket. 2.What did they do? They bought some fruits and snacks. Look and say buy bought /bɔːt/ Weekend activities 1.Where were they ? They were in the street. 2.What did the boy do? He gave directions to the passers-by. Look and say give gave are were Weekend activities 1.Where was the boy? He was in the park. 2.What did the boy do? He played tennis. Look and say play played is was 元音后发/d/ Weekend activities 1.Where were they ? They were in the forest. 2.What did they do? They had a picnic. Look and say have had Weekend activities 1.Where did they go? They went to the wastewater plant. 2.What did they see? Look and say /ˈweɪstwɔːtə(r)/ /plɑːnt/ n.废水 n.工厂 They saw a machine and some screens. /məˈʃiːn/n.机器 A.滤网 B.屏幕 turn dirty water into clean water 把污水变成干净的水 Fu Xing went to a wastewater plant on her school trip. What did they learn there? / trɪp/ n.旅行(短途) Pre-listening: Look and Guess wastewater wastewater /ˈweɪstwɔːtə/ n. 废水 1. Where did Fu Xing go on her school trip? 3. How was her trip? 2. What did she see? She went to the wastewater plant. It was really interesting. She saw how the plant made dirty water clean again. 14 Listen to the conversation and fill in the blanks with correct adjectives. 2a 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 ___________________. Guess the answer adj. adj.(big) adj. adj. adj. adj.(clean) (dirty) (small) (easy) (difficult/hard) / dʒɜːm/ n.微生物;细菌 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 ________. dirty large small easy hard clean clean dirty large small easy hard Antonyms(反义词) 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. used to do sth.过去常常做... be used to do sth被用于做某事 be used to doing sth习惯于 /rɪˈmuːv/ v.移开;拿走 /piːs/n.片;块 /weɪst/ n.废弃物 v.浪费 1.First, dirty water from our homes goes into the plant. 首先,我们家中的脏水进入工厂。 2.Then, special screens remove large pieces of waste from the water. 然后,特殊的筛网从水中清除大块的废物。 3.Next,Large machines remove germs and other things from the water. 接着,大型机器去除水中的细菌和其他东西。 4.It takes a few more steps after that before the water becomes clean again. 然后在水再次变干净之前,还要再花费 多几步。 Cherish every drop of water. It takes many steps to make the dirty water clean. Post-listening: Retell the conversation 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 Complete the summary of the conversation in 2a. Where did you go? How did you feel? What did you see? What did you learn? First, Then, Next, After that before, a wastewater plant interesting turn… into… 把…变成… learn about 了解某事 …from…into …remove… …remove… …become… go on a trip to 去..旅行 Post listening Language points. 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, waste water from our homes goes into the plant. Then, special screens remove large pieces of waste from the water. /trɪp/ n. 旅行 a trip to ... 去......的旅行 /ˈweɪstˌwɔːtə/ n. 废水 waste v. / n. 浪费 /plɑːnt/ n. 工厂 boring adj. 无趣的 bored adj. 感到无聊的 not at all 一点也不 interesting adj. 有趣的 interested adj. 感兴趣的 be interested in... 对......感兴趣 /ˈɪntə/ prep. 到......里面，进入 /rɪˈmuːv/ v. 移开，拿走 remove ... from ... 从......移开...... n. 隔板 n. 片，块 a piece of Post listening Language points. 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. /məˈʃiːn/ n. 机器 /dʒɜːm/ n. 微生物，细菌 too ... to... 太......以至于不.... so... that ... 太......以至于...... used to do sth. 过去常常做某事 be used to doing sth. 习惯于做某事 be used to do sth. 被用于做某事 It’s + adj. (+for sb.) to do sth. (对某人来说）做某事是...... /step/ n. 步骤，脚步 /ˈriːəlaɪz/ v. 认识到，实现 realize one’s goal?dream实现某人的目标/梦想 1. We saw the plant make dirty water clean again. see sb./sth. do sth. 看见某人/某物做某事 【辨析】see sb./sth. do sth. 与 see sb./sth. doing sth. Language points see sb do sth 看见某人做某事 They saw the old man feed the birds every morning. （他们看到那位老人每天早上都喂鸟。） see sb doing sth 看见某人正在做某事 When I passed by the park, I saw some children playing football. （当我路过公园时，我看到一些孩子正在踢足球。） 强调看到了动作的全过程或动作经常发生 强调看到的动作正在进行 5.These things are usually too small to see. too...to...句式的结构形式为“too+形容词或副词+to+动词原形”，通常翻译成“太......而不能......” 表示否定含义。 eg. 她太小了而不能去上学。 我现在太忙，没时间和你讨论它。 She's too young to go to school. Now I'm too busy to talk about it with you. so...that...句式的结构形式为“so+adj./adv that+句子”，“太......以至于......” 。 eg. 她太小了而不能去上学。 我现在太忙，没时间和你讨论它。 She's so young that she can’t go to school. Now I'm so busy that I have no time to talk about it with you. 一、单项选择 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 5.The book is_______heavy_______ carry with one hand.  A.so； that　　 B.so； to　 C.too； to　 D.too； that C B C A Exercises C 1．My mother _ a book ______the table. 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. 二、用方框中所给短语的适当形式填空 removed from too to went on a trip used to turn into too… to     remove…from      turn..into      used to     go on a trip null 69066.68 $