Unit 7 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“难忘的一天”主题，聚焦学校旅行到污水处理厂的语境，核心知识点包括used to与be used to辨析、too...to...结构等。课堂导入通过看图识词、地点对话等激活旧知，以词汇拆分、音标练习为支架，逐步过渡到听力和阅读活动。 其亮点在于融合语言能力与思维品质培养，如通过污水处理流程排序训练逻辑思维，对话合作展示提升表达能力。采用自评与师评量规促进学习能力发展，学生能在真实语境中运用语言，教师可借助分层练习高效落实教学目标。

A Day to remember Unit 7 Section A 2a-2e A B My grandpa ______ live in the countryside, but now he _____ living in the city. A. used to; is used to B. is used to; used to C. used to; used to D. is used to; is used to 2. Wood can ______ make paper. A. used to B. be used to C. is used to D. be used for 3.He ______ getting up early, so he is never late for school. A. used to B. is used to C. was used to D. gets used for 4. My mother ___________ (be used to) cook delicious food for us. 5. They __________ (use to) play football after school, but now they have a lot of homework to do. 针对性练习 B is used to used to They had a meaningful school trip. Let's look and say. Where did they go? They went to a farm. What did they do? They planted the vegetables and fed the animals. Where did they go? What did they do? They went to the Tengwang Pavilion . They took a photo. Where did they go? They went to the Science and Technology Museum. What did they do? They talked with a robot. Pre-listening : Look and say What’s the place? wastewater plant waste + water /weɪst/ A. 植物 B. 工厂 Look and share: What did she see in the wastewater plant? special screens large machine [məˈʃiːn] 机器 [skriːn] 过滤器 Look and share: What can these special screens do? Special screens remove large pieces of waste from the water. Large machines remove germs and other things from the water . germ /dʒɜːm/ n. 细菌 Look and share: What can these large machines do? While-listening: Listen and Fill 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 _______. What words may be put in the blanks? Adjectives clean dirty large small easy hard It's the opposite of “dirty”, showing the goal of the wastewater plant is to turn dirty water clean. It tells us the water going into the wastewater plant is dirty at first. It shows the machines are big and can work well to treat wastewater. It's the opposite of “large”. It shows things like germs are tiny, and also shows the machines can deal with these tiny things. It shows that before, Helen (and many others) thought getting clean water was not a difficult thing. It's the opposite of “easy”. It shows that in fact, getting clean water needs a complex process and is not easy. used to do… 过去常常做…… realize /ˈriːəlaɪz/ v. 意识到 These adjectives help in: Describing nouns Expressing opinion/evaluation Adding details too…to… 太…以至于不… 1. The plant makes A. remove small things from the water. 2. Dirty water goes B. it was easy to get clean water. 3. Machines inside the plant C. dirty water clean again. 4. Screens inside the plant D. remove large pieces of waste from the water. 5. Helen used to think E. into the plant. 1. The plant makes 2. Dirty water goes 3. Machines inside the plant 4. Screens inside the plant 5. Helen used to think Read the conversation and match the sentence parts. 2b How was Fu Xing’s school trip to the wastewater plant? 2. What did special screens do to the water? 3. Did Fu Xing change his idea about getting clean water after the trip? They removed large pieces of waste from the water. Listen again and answer questions. 2b It was really interesting. Yes, he did. Put the steps of cleaning water in the correct order. Tip: 注意文中表示先后次序的衔接词，如first、then、next、after that、before等。在日常表述中，我们常常借助这类表示顺序的词汇，清晰且有条理地描述事情发生的先后顺序 ，以便他人能更好地理解事件的流程与逻辑。 A. Large machines remove germs and other things. B. Special screens remove large pieces of waste. C. Dirty water goes into the plant. D. Water becomes clean again. E. It takes a few more steps. 2b C B A E D How does the plant make ___________ clean again? dirty water from ______ goes into the plant special _______ remove ____________ of waste from the water _____ machines remove ______ and other things from the water a few more _____ to get clean water School trip to the wastewater plant dirty water homes screens large pieces large germs steps Retell the story 与搭档合作复述课文展示 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 2c +2分 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 ______. 与搭档合作展示对话 2c clean dirty large small easy hard +2分 评价量规 Peer-evaluation 同评 Teacher-evaluation 师评 Language Pronunciation Performance Excellent Great Good 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 Listen to the conversation and fill in the blanks with correct adjectives. 2a 1. The plant makes A. remove small things from the water. 2. Dirty water goes B. it was easy to get clean water. 3. Machines inside the plant C. dirty water clean again. 4. Screens inside the plant D. remove large pieces of waste from the water. 5. Helen used to think E. into the plant. 1. The plant makes 2. Dirty water goes 3. Machines inside the plant 4. Screens inside the plant 5. Helen used to think Read the conversation and match the sentence parts. 2b How was Fu Xing’s school trip to the wastewater plant? 2. What did special screens do to the water? 3. Did Fu Xing change his idea about getting clean water after the trip? They removed large pieces of waste from the water. Listen again and answer questions. 2b It was really interesting. Yes, he did. Put the steps of cleaning water in the correct order. Tip: 注意文中表示先后次序的衔接词，如first、then、next、after that、before等。在日常表述中，我们常常借助这类表示顺序的词汇，清晰且有条理地描述事情发生的先后顺序 ，以便他人能更好地理解事件的流程与逻辑。 A. Large machines remove germs and other things. B. Special screens remove large pieces of waste. C. Dirty water goes into the plant. D. Water becomes clean again. E. It takes a few more steps. 2b C B A E D How does the plant make ___________ clean again? dirty water from ______ goes into the plant special _______ remove ____________ of waste from the water _____ machines remove ______ and other things from the water a few more _____ to get clean water School trip to the wastewater plant dirty water homes screens large pieces large germs steps Retell the story 与搭档合作复述课文展示 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 2c +2分 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 ______. 与搭档合作展示对话 2c clean dirty large small easy hard +2分 评价量规 Peer-evaluation 同评 Teacher-evaluation 师评 Language Pronunciation Performance Excellent Great Good Example Dirty water from our homes goes into the plant. Screens inside the plant remove large pieces of waste from the water. Machines inside the plant remove small things from the water. The plant makes dirty water clean again. Listen to the conversation again and pay attention to the pronunciation of was, wasn’t, did, and didn’t. Then role-play the conversation. 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. 2d Point 1 how 引导的特殊疑问句 how引导的特殊疑问句用来询问看法或经历等,回答时可根据情况使用“Its+形容词(good/great/amazing/terrible/...).”。 例如： 1.你对去博物馆的学校旅行感觉如何？ 2.你在新学校的第一天过得怎么样？ 3.你认为这本书里的故事怎么样？ How did you feel about the school trip to the museum? How was your first day at the new school? How do you think of the story in this book? Point 2 Was it boring? No, it wasn’t at all. It was really interesting! 1. not...at all “根本不;完全不” not常与连系动词be、助动词或情态动词连用，而at all位于句末。 例如：他对做饭一点儿也不感兴趣。 boring 令人厌烦的；无聊的常用来描述事物本身具有的特质 interesting 令人感兴趣的;有趣的常表示某物具有令人感兴趣的特征，常说明事物 可作表语或定语 bored 厌烦的；无聊的 主要用于描述人的感受 interested 感兴趣的 常表示某人对某物感兴趣,常说明人 常作表语 He isn’t interested in cooking at all. Point 3 We saw the plant make dirty water clean again. 我们看到工厂使得脏水又变干净了。(P51,2a) see sb do sth 看见某人做某事 see sb do sth 看见某人做某事 强调看到了动作的全过程或动作经常发生 例如：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 强调看到的动作正在进行 例如：当我路过公园时，我看到一些孩子正在踢足球。 辨析：see sb do sth 与 see sb doing sth 拓展：与see此用法类似的词还有:hear(听见)、watch(观看)、notice(注意到) They saw the old man feed the birds every morning. When I passed by the park, I saw some children playing football. Point 4 Then, special screens remove large pieces of waste from the water. 然后,特殊的隔板除去水中的大块废弃物。 remove v.“移开；拿走” remove…from… “从……移开/拿开……” 例如：非法停放的车辆将被拖走。 他将手从他儿子的肩膀拿开。 根据要求完成句子。 We should ______ (remove) the snow ____ (from / to) the road after a heavy snowfall. 他把书从书架上拿了下来。(翻译句子) remove from He removed the book from the bookshelf. Illegally parked vehicles will be removed. He removed his hand from his son’s shoulder. Point 5 realize v. “认识到；实现”,过去式为realized。 例如：我认为你没有意识到这对她是多么重要。 4. I didn’t realize it was so…我没有认识到它是如此…… 用法： 1.v. 认识到;领会（不用于进行时）其后可接名词、代词或从句作宾语。例如： 我终于认识到了自己的错误。 我们认识到这项任务有多难。 2.v. 实现(主语一般是人,后面常接dream、goal等名词作宾语) 例如：他努力工作，实现了自己成为一名医生的梦想。 I don’t think you realize how important this is to her. I finally realized my mistake. We realized how difficult the task was. He works hard to realize his dream of becoming a doctor. Point 6 turn…into... “把……变成……;使……变为……” 翻译：学生们那些垃圾变成了不同的艺术品。 The plant turned dirty water into clean water. 加工厂把污水变成干净的水。 Point 7 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......” 。 翻译：她很小气，不肯借东西给别人。 我现在太忙，没时间和你讨论。 Students turned the litter into different works of art. She's too mean to lend anything to anybody. Now I'm too busy to discuss it with you. 该结构表示否定含义。其中 too 为副词，其后跟形容词或副词原级；to为不定式符号，后接动词原形。 【特别提醒】too...to...结构中，当too前有否定词 (如never)时，表达肯定意义。 翻译：这汤太咸了，不能喝。 This soup is too salty to eat. 翻译：活到老，学到老。 It’s never too late to learn. 拓展：so...that 意为：如此...以至于，该结构表示肯定，so后接形容词或副词，that后接完整的句子。 该结构表示否定含义。其中 too 为副词，其后跟形容词或副词原级；to为不定式符号，后接动词原形。 针对性练习：用 so...that 或 too...to 完成句子 1. The box is ______ heavy ______ I can’t carry it. 2. She is ______ young ______ go to school alone. 3. The movie was ______ boring ______ we fell asleep. 4. He runs ______ fast ______ catch up with him. 5. The coffee is ______ hot ______ drink right now. so that too to so that too to too to Point 8 I think it was easy to get clean water. 我过去常常认为得到干净的水很容易。 (P51， 2a) 表示过去一度存在或经常发生,但现在已经不存在的动作或状态,其后接动词原形,且不与确定的过去时间状语连用，其中 “used” 是过去式，没有人称和数的变化。used to的否定形式是didn't use to 或used not to (usedn't to)。 used to 过去常常(做 ) be used to do 表示“被用来做某事”,相当于be used for doing sth. 刀是用来切东西的。 be/get used to doing sth. 表示“习惯于做某事” 她习惯每天早起做些运动。 拓展:be used to do 与 be/get used to doing sth. Knives are used to cut things. She is used to getting up early every morning to do some exercise. 我们曾经无话不谈。 他过去不戴眼镜。 used to do 表示过去经常的动作或状态，但现在已经不是了。如： 他过去经常吸烟。(现在不吸了) 她过去害羞、安静。 1. 否定形式：主语＋didn’t＋use to＋动词原形. 你过去常常不喜欢流行歌曲。 2.一般疑问句形式：Did＋主语＋use to＋动词原形＋其他？ 你的妹妹以前常常是很安静的吗？ He used to smoke. She used to be so shy and quiet. You didn’t use to like pop songs. Did your sister use to be quiet? We used to talk about everything. He didn’t use to wear glasses. = He usedn’t to wear glasses. 针对性练习 用 used to do 或 be used to do 填空 1.She ______ play the piano every day when she was a child. 2.Wood ________ make furniture. 3.They ______ live in the countryside, but now they live in the city. 4.Knives __________ cut things. 5.He ______ stay up late, but now he goes to bed early. 6.This machine ________ wash clothes. 7.I ______ go swimming in the river in summer. 8.Computers _________ store information. 9.My father ______ smoke, but he quit last year. 10.A ruler ________ measure length. used to is used to used to are used to used to is used to used to are used to used to is used to Lavf59.10.100 Lavf59.10.100 null 69066.68 $