Unit 7 The secret of memory 单词讲解课件 2026-2027学年沪教版八年级英语上册

该初中英语单元复习课件系统梳理了Unit 7核心词汇，通过“音标-词性-释义-词性变换-短语-例句”的结构化模式，将regularly、repeat等基础词汇与mental、dietary等派生词串联，构建“词汇-语境-应用”的完整知识网络。 其亮点在于融合语言能力与学习能力培养，设计“基础填空-词性转换-语境运用”分层练习，如“用regular的适当形式填空”训练词形变化，“根据上下文猜context词义”提升语境理解能力。这种设计帮助学生夯实词汇基础，教师可通过针对性练习把握学情，提高复习效率。

— • Unit 7 The secret of memory • — 单词讲解 Vocabulary regularly /ˈreɡjələli/ adv. 有规律地 repeat /rɪˈpiːt/ v. 重复 note /nəʊt/ n. 笔记；记录 mentally /ˈmentəli/ adv. 精神上 list /lɪst/ n. 清单 especially /ɪˈspeʃəli/ adv. 尤其 diet /ˈdaɪət/ n. 日常饮食 maintain /meɪnˈteɪn/ v. 维持；保持 nut /nʌt/ n. 坚果 relax /rɪˈlæks/ v. 放松；休息 stressed /strest/ adj. 心力交瘁的；焦虑不安的 tend /tend/ v. 往往会；常常就 Vocabulary normal /ˈnɔːml/ adj. 正常的 loss /lɒs/ n. 丧失；损失 fork /fɔːk/ n. 餐叉 onion /ˈʌnjən/ n. 洋葱 ant /ænt/ n. 蚂蚁 context /ˈkɒntekst/ n. 上下文；语境 image /ˈɪmɪdʒ/ n. 图像 sense /sens/ n. 感觉官能（即视、听、嗅、味、触五觉） summary /ˈsʌməri/ n. 总结；概括 contain /kənˈteɪn/ v. 包含；含有 particular /pəˈtɪkjələ(r)/ adj. 专指的；特指的 chemistry /ˈkemɪstri/ n. 化学性质；化学 — — — • Unit 7 • — — — Words and expressions regularly /ˈreɡjələli/ adv. 有规律地 词性 变换 - regular adj. 有规律的；定期的 - regularize v. 使规范化 短语 - exercise regularly 定期锻炼 - meet regularly 定期会面 例句 1. You should brush your teeth regularly to keep them healthy. 你应该有规律地刷牙来保持牙齿健康。 2. The club members meet regularly to discuss their projects. 俱乐部成员定期会面讨论他们的项目。 repeat /rɪˈpiːt/ v. 重复 词性 变换 - repetition n. 重复 - repeated adj. 反复的 短语 - repeat after sb 跟某人读 - repeat oneself 重复自己的话 例句 1. Please repeat the sentence so that I can write it down. 请重复这个句子，好让我记下来。 2. History tends to repeat itself if we don’t learn from it. 如果我们不吸取教训，历史往往会重演。 note /nəʊt/ n. 笔记；记录； v. 注意到 词性 变换 - notebook n. 笔记本 - notable adj. 显著的；著名的 短语 - take notes 记笔记 - make a note of 记录 例句 1. I always take notes in class to help me remember what the teacher says. 我上课总是记笔记，帮助我记住老师讲的内容。 2. She noted that there was a mistake in my homework. 她注意到我作业里有一个错误。 mentally /ˈmentəli/ adv. 精神上 词性 变换 - mental adj. 精神的；脑力的 - mentality n. 心态；智力 短语 - mentally healthy 心理健康的 - mentally tired 精神疲惫的 例句 1. It’s important to keep both physically and mentally healthy. 保持身心健康很重要。 2. He was mentally exhausted after a long day of work. 一天的工作后，他精神上筋疲力尽。 list /lɪst/ n. 清单； v. 列举 短语 - a shopping list 购物清单 - make a list 列清单 例句 1. I made a list of things I need to buy before the trip. 我列了一张旅行前需要买的东西的清单。 2. The teacher listed the advantages and disadvantages of the plan. 老师列举了这个计划的优缺点。 especially /ɪˈspeʃəli/ adv. 尤其；特别 词性 变换 - especial adj. 特别的（正式） 短语 - especially important 尤其重要 - especially for 专门为…… 例句 1. I like all kinds of fruits, especially apples. 我喜欢各种水果，尤其是苹果。 2. This book is especially written for children. 这本书是专门为儿童写的。 diet /ˈdaɪət/ n. 日常饮食； v. 节食 词性 变换 - dietary adj. 饮食的 - dietitian n. 营养师 短语 - a balanced diet 均衡饮食 - go on a diet 节食 例句 1. A healthy diet is the key to good health. 健康的饮食是身体健康的关键。 2. She is on a diet to lose some weight. 她正在节食减肥。 maintain /meɪnˈteɪn/ v. 维持；保持 词性 变换 - maintenance n. 维护；保养 短语 - maintain order 维持秩序 - maintain a healthy lifestyle 保持健康的生活方式 例句 1. It’s hard to maintain a good relationship with so little communication. 交流这么少，很难维持良好的关系。 2. We need to maintain the old building to prevent it from falling down. 我们需要维护这座老建筑，防止它倒塌。 nut /nʌt/ n. 坚果；螺母 词性 变换 - nutty adj. 多坚果的；疯狂的 短语 - a bag of nuts 一袋坚果 - a walnut nut 核桃仁 例句 1. Nuts are a good source of healthy fats and protein. 坚果是健康脂肪和蛋白质的良好来源。 2. He tightened the nut with a wrench. 他用扳手拧紧了螺母。 relax /rɪˈlæks/ v. 放松；休息 词性 变换 - relaxed adj. 放松的 - relaxing adj. 令人放松的 - relaxation n. 放松 短语 - relax oneself 放松自己 - relax after work 下班后放松 例句 1. I like to listen to music to relax after a busy day. 忙碌的一天后，我喜欢听音乐放松。 2. The warm bath helped her relax her tense muscles. 温水澡帮助她放松了紧张的肌肉。 stressed /strest/ adj. 心力交瘁的；焦虑不安的 词性 变换 - stress v. 使紧张；强调 - stress n. 压力；紧张 - stressful adj. 有压力的 短语 - feel stressed 感到压力大 - stressed out 极度焦虑的 例句 1. She was so stressed about the exam that she couldn’t sleep. 她因为考试压力太大而睡不着觉。 2. Many people feel stressed in their daily lives. 很多人在日常生活中感到焦虑。 tend /tend/ v. 往往会；常常就；照料 词性 变换 - tendency n. 倾向；趋势 短语 - tend to do sth 往往会做某事 - tend to sb/sth 照料某人/某物 例句 1. People tend to get tired easily in hot weather. 人们在炎热天气里往往容易疲劳。 2. She tends to her garden every weekend. 她每个周末都照料她的花园。 normal /ˈnɔːml/ adj. 正常的； n. 常态 词性 变换 - normally adv. 正常地 - normality n. 常态 短语 - return to normal 恢复正常 - normal temperature 正常体温 例句 1. It’s normal to feel nervous before a big exam. 大考前感到紧张是正常的。 2. After the storm, life in the town slowly returned to normal. 暴风雨过后，镇上的生活慢慢恢复了正常。 loss /lɒs/ n. 丧失；损失；亏损 词性 变换 - lose v. 失去；丢失（过去式 lost，过去分词 lost） - lost adj. 丢失的；迷路的 短语 - weight loss 减肥 - a loss of memory 记忆丧失 例句 1. The fire caused a great loss to the family. 这场火灾给这个家庭造成了巨大的损失。 2. She is still recovering from the loss of her pet dog. 她还在从失去宠物狗的痛苦中恢复。 fork /fɔːk/ n. 餐叉；岔路 短语 - a knife and fork 一副刀叉 - a fork in the road 岔路口 例句 1. We use forks and knives to eat Western food. 我们用刀叉吃西餐。 2. Take the left fork at the next crossroads. 在下一个岔路口走左边的路。 onion /ˈʌnjən/ n. 洋葱 短语 - a red onion 红洋葱 - chop an onion 切洋葱 例句 1. Onions make your eyes water when you cut them. 切洋葱时会让你流泪。 2. I added some onions to the soup to make it more delicious. 我往汤里加了些洋葱，让它更美味。 ant /ænt/ n. 蚂蚁 短语 - a line of ants 一队蚂蚁 - ant hill 蚁丘 例句 1. Ants are very small but can carry things much heavier than themselves. 蚂蚁很小，但能搬运比自己重得多的东西。 2. We saw a line of ants marching towards the picnic basket. 我们看到一队蚂蚁朝野餐篮爬去。 context /ˈkɒntekst/ n. 上下文；语境 词性 变换 - contextual adj. 上下文的；语境的 短语 - in context 在上下文中 - out of context 脱离上下文 例句 1. You can guess the meaning of a new word from its context. 你可以从上下文猜出一个生词的意思。 2. His comment was taken out of context and misunderstood by many people. 他的评论被断章取义，被很多人误解了。 image /ˈɪmɪdʒ/ n. 图像；形象 词性 变换 - imagine v. 想象 - imaginary adj. 想象的 短语 - a digital image 数字图像 - public image 公众形象 例句 1. The computer screen showed a clear image of the mountain. 电脑屏幕上显示了一张清晰的山景图。 2. The company is trying to improve its public image. 这家公司正努力改善它的公众形象。 sense /sens/ n. 感觉官能（五觉）；感觉； v. 感觉到 词性 变换 - sensitive adj. 敏感的 - sensitivity n. 敏感 短语 - the five senses 五感 - make sense 有意义；讲得通 例句 1. Sight, hearing, smell, taste and touch are the five senses. 视觉、听觉、嗅觉、味觉和触觉是五感。 2. I could sense that something was wrong. 我能感觉到出问题了。 summary /ˈsʌməri/ n. 总结；概括 词性 变换 - summarize v. 总结；概括 短语 - a brief summary 简短的总结 - write a summary 写总结 例句 1. Please write a summary of the article in your own words. 请用你自己的话写一篇文章的总结。 2. At the end of the meeting, the chairman gave a summary of the discussion. 会议结束时，主席对讨论做了总结。 contain /kənˈteɪn/ v. 包含；含有 词性 变换 - container n. 容器 - contained adj. 包含在内的 短语 - contain vitamins 含有维生素 - contain alcohol 含有酒精 例句 1. This drink contains no sugar, so it’s good for people on a diet. 这种饮料不含糖，所以适合节食的人。 2. The box contains a set of children’s books. 这个盒子里装着一套儿童书籍。 particular /pəˈtɪkjələ(r)/ adj. 专指的；特指的；挑剔的 词性 变换 - particularly adv. 尤其；特别 短语 - in particular 尤其；特别 - be particular about 对……挑剔 例句 1. Is there any particular color you prefer for the shirt? 这件衬衫你有特别喜欢的颜色吗？ 2. She is very particular about the food she eats. 她对吃的东西很挑剔。 chemistry /ˈkemɪstri/ n. 化学性质；化学 词性 变换 - chemical adj. 化学的 - chemist n. 化学家；药剂师 短语 - study chemistry 学习化学 - chemical reaction 化学反应 例句 1. I find chemistry more interesting than physics. 我觉得化学比物理更有趣。 2. The chemistry between the two actors made the movie very successful. 两位演员之间的化学反应让这部电影非常成功。 — — — • Unit 7 • — — — Exercises 一、根据句意及汉语或首字母提示完成单词。 1. You should brush your teeth _________ (有规律地) to keep them healthy. 2. Please r______ the sentence so that I can write it down clearly. 3. I always take _____ (笔记) in class to help me review knowledge later. 4. It's necessary to keep both physically and ________ (精神上) healthy. 5. Make a shopping ____ (清单) before you go to the supermarket. regularly epeat notes mentally list 一、根据句意及汉语或首字母提示完成单词。 6. I love all kinds of sports, __________ (尤其) swimming. 7. A balanced ____ (日常饮食) is essential for good health. 8. We need to ________ (维持) a positive attitude towards life. 9. Listening to soft music helps me _____ (放松) after a busy day. 10. If you feel ________ (焦虑不安的), you can talk to your friends or parents. especially diet maintain relax stressed 二、用单词的适当形式填空。 1. It's important to do exercise _________ (regular) to stay in good shape. 2. The __________ (repeat) of the same mistake made his parents very disappointed. 3. She _____ (note) that there was a spelling error in the article. 4. After a long day's work, he felt ________ (mental) tired. 5. My mother ______ (list) all the things we need to prepare for the trip yesterday. regularly repetition noted mentally listed 二、用单词的适当形式填空。 6. This book is __________ (especial) designed for middle school students. 7. _______ (diet) habits have a great influence on our health. 8. The ___________ (maintain) of the old building costs a lot of money every year. 9. The warm and sunny day made us feel _______ (relax). 10. People ____ (tend) to get lazy during the summer vacation. especially Dietary maintenance relaxed tend 三、选词填空 repeat, maintain, relax, figure out, summary (请从方框中选择合适单词填入空格，每词限用一次) 1. When you meet a new word, you can try to __________ its meaning from the context. 2. To ________ a sharp memory, you should practice recalling information regularly. 3. The teacher asked us to write a _______ of the key points of the passage after reading it. 4. Please ______ the new words three times to remember them better. 5. Taking a walk in the park is a good way to _____ yourself after studying. figure out maintain summary repeat relax See You! $