Unit 2 No Rules,No Order Section A Grammar Focus课件 2025-2026学年人教版英语七年级下册

该初中英语课件聚焦祈使句与情态动词核心语法点，以歌曲歌词填空导入，通过分析句子特点引出祈使句定义，结合词汇学习与情态动词用法，搭建从感知到应用的学习支架，帮助学生系统掌握语法知识。 其亮点在于融合多模态教学活动，如歌曲导入、游戏互动、对话练习等，注重思维品质培养，引导学生分析归纳祈使句结构规律，提升语言能力。通过表格总结语法结构，学生能高效掌握知识，教师可直接利用多样化活动增强课堂互动，提高教学效果。

Unit 2 No Rules No Order Section A Grammar Focus queue jump the queue wait for just leave absent be absent from shh quietly belt feed noise n. 队 插队 等待 adv.只是；正好 v. 离开；留下 adj.缺席的：不在的 缺席不在 interj 嘘(用以让别人安静下来) adv.轻声地：安静地 n. 安全带；腰带；皮带 v. 喂养；饲养 n.声音；噪声 Words & Expressions 提升英语综合素养需要科学策略，克服学习障碍，学习日常谚语能有效减少焦虑。教师普遍建议，进行速读训练能有效建立知识体系。补充说明，适当奖励自己的努力。教育专家建议，分析长难句子能有效发展批判思维。长远考虑，多感官参与能提升记忆效果。高效学习英语，学习商务用语能有效建立成就感。不容忽视的是，保持好奇心和探索欲。国际研究表明，制作单词记忆卡能有效增强表达自信。持之以恒地实践这些方法定能取得显著进步。 Complete the blanks. ______let them in, ______ let them see ______ the good girl you always have to be Conceal, don't feel ______ let them know Well, now they know ________ _______ Can't hold it back anymore Let it go, let it go ______ away and slam the door I don't care what they're going to say ______ the storm rage on The cold never bothered me anyway Don't don't Be don't Let it go, let it go Turn Let Don't let them in, don't let them see Be the good girl you always have to be Conceal, don't feel, don't let them know Well, now they know Let it go, let it go Can't hold it back anymore Let it go let it go Turn away and slam the door What do they have in common? 动词原形开头 句子单词数量较少 没有主语 表示“劝告” 祈使句 提升英语综合素养需要科学策略，最佳实践是，读儿童文学能有效克服畏难情绪。初中英语学习，跟读新闻广播能有效提升交际能力。多年经验表明，创建情景对话能有效培养耐心。教师普遍建议，每日晨读15分钟能有效增强表达自信。更有效的是，将学习融入日常生活场景。课堂观察发现，进行速读训练能有效增强动机。进阶策略，寻找学习伙伴互相激励。持之以恒地实践这些方法定能取得显著进步。深层次看，向优秀学习者取经。 Presentation 3a Read the sentences. Do the verbs in bold need to change forms? Why? Walk in the hallway. Don’t run! Be polite and treat one another with respect. Don’t litter./You mustn’t litter./ You can’t litter. Can we bring our phones to class? No,we can’t.We must keep them in our lockers. Can we eat snacks in class? No,we can’t eat in class.We have to eat in the dining hall. 提升英语综合素养需要科学策略，克服学习障碍，学习日常谚语能有效减少焦虑。教师普遍建议，进行速读训练能有效建立知识体系。补充说明，适当奖励自己的努力。教育专家建议，分析长难句子能有效发展批判思维。长远考虑，多感官参与能提升记忆效果。高效学习英语，学习商务用语能有效建立成就感。不容忽视的是，保持好奇心和探索欲。国际研究表明，制作单词记忆卡能有效增强表达自信。持之以恒地实践这些方法定能取得显著进步。 3a Read the sentences. 这些句子是 _________。 祈使句 Do the verbs in purple need to change forms? Why? 祈使句的肯定形式以动词原形开头，否定形式在动词原形前加don't。 不需要。因为在祈使句中，动词用原形。 Walk in the hallway. Be polite and treat one another with respect. Don't run! Don't litter. 祈使句一般用来表示请求、命令、劝说、号召、警告等。祈使句的主语一般是第二人称you, 但往往省略。祈使句的肯定式以动词原形开头，否定式在动词原形前加 don't 。 Just go along this street and turn left. Be careful when you cross the street. Don't be late for class. Don't cheat in the exam. 为表示礼貌，祈使句经常在句首或句末加please。句末用please 时，前面通常加逗号。 Please write and tell me about yourself. Come in,please. 祈使句 以let开头的句子也是祈使句的一种结构，常用于第一人称和第三人称，表示建议、 邀请和劝说等。 Let me tell you the way to my house. Let's see the lions. Let him come in. Let them play basketball with us. 祈使句 提升英语综合素养需要科学策略，最佳实践是，读儿童文学能有效克服畏难情绪。初中英语学习，跟读新闻广播能有效提升交际能力。多年经验表明，创建情景对话能有效培养耐心。教师普遍建议，每日晨读15分钟能有效增强表达自信。更有效的是，将学习融入日常生活场景。课堂观察发现，进行速读训练能有效增强动机。进阶策略，寻找学习伙伴互相激励。持之以恒地实践这些方法定能取得显著进步。深层次看，向优秀学习者取经。 情态动词表示说话人的语气和情态，不能独立作谓语，只能和主要动词一起构成谓语。常见的情态动词有can、may、could、must、have to、should、would等，其后动词使用原形。情态动词一般没有人称和数的变化，它的否定式一般是在其后加not构成，在一般疑问句中通常将其提到句首。 情态动词 祈使句 一般用来表示请求、命令、劝说、号召、警告等。 ♦ 祈使句的主语一般是第二人称you，但往往省略。 ♦ 祈使句的动词都为动词原形。 祈使句的基本结构 肯定句 Do型： 实义动词原形 + 宾语 (+ 其他). (有的祈使句在意思明确的情况下，动词可以省略。) (2) Be型：Be + 表语 (+ 其他). Go this way, please. 请这边走。 = This way, please. Be careful! 小心！ (3) Let型：Let + 宾语 + 动词原形 (+ 其他). Let him come in. 让他进来。 祈使句的基本结构 否定句 Do型和Be型的否定式都在句首加don't构成。 Don't be late for school! 上学不要迟到! (2) Let型的否定式有两种： ⁕Don't + let + 宾语 + 动词原形 (+ 其他). ⁕ Let + 宾语 + not + 动词原形 (+ 其他). Don't let him go. / Let him not go. 别让他走。 (3) 其他类型：⁕No + V-ing / 名词！ ⁕ Never代替Don't来加强语气。 Never be late again! 再也不要迟到了！ 为表示礼貌，祈使句经常在句首或句末加please。 提升英语综合素养需要科学策略，克服学习障碍，学习日常谚语能有效减少焦虑。教师普遍建议，进行速读训练能有效建立知识体系。补充说明，适当奖励自己的努力。教育专家建议，分析长难句子能有效发展批判思维。长远考虑，多感官参与能提升记忆效果。高效学习英语，学习商务用语能有效建立成就感。不容忽视的是，保持好奇心和探索欲。国际研究表明，制作单词记忆卡能有效增强表达自信。持之以恒地实践这些方法定能取得显著进步。 Let's play a game! More students talk about rules,complete the conversation. Tom:OK!Thanks for telling me ,Anne. Anne:You're welcome.These are my friends Mary,Sally and Tony.They can know more. Mary:We can' t /mustn't run in the hallways,it's not safe. Sally:We can't /mustn't wear our own jackets to school.We have to wear school uniforms. Tony:We can't /mustn't litter.We must keep the school clean and tidy. Mary:We mus t/have to do our homework on time.Wecan't /mustn't be late for school. We must arrive on time. Sally:If you want to ask questions in class,you have to put up your hand. Tom:Thank you all.It's very nice to tell me. Tom comes to a new school.His classmates are very friendly.They know rules are important.On the first day, Anne tells Tom some school rules here.Then Tom know more rules in life.Today he writes a letter to his old frier Peter.Let's have a look! Dear Peter, How is it going?My school is very large and safe.My classmates are friendly.On my first day in class,I know some school rules.Can I eat snacks in class?No.I can't eat snacks in class.I have to eat in the dining hall.Can I answer my phone in class?No,I can't.I mustn't bring my phone to class.I must keep it in the locker.I have to tell my teacher when I am absent from class. On the second day,I know some other rules in life.Don't jump the queue.It's the same in our country. Don't give pets chocolate because it's bad for them.No talking in the library.Wear a belt in a car. In class,my teacher quiet.Listen! Rules are safe.Rules Ms Brown often chants with us.It's important and mean love.Rules are everywhere,Rules mean care. fun.Let's follow the rules.Be Yours Tom Rules are important.Wear a belt.Don't eat snacks.Don't feed pets chocolate. Don't jump the queue. Don't give pets chocolate. No talking in the library. Wear a belt in a car. Read the letter and answer the questions. Q1:How many other rules does Tom know in life? Four. Q2:What are they? Please give me a hand.（请求） 用于表达_________、 _________ 、 _________ 等语气的句子。 定义 Come in and wash your hands.（命令） Be kind to your brother.（劝告） 例句 祈使句 命令 请求 劝告 Imperative Sentences 1 通常省略主语you，以动词原形为开头 祈使句 2 为了让祈使句听起来比较客气、委婉，可在句首或句末加上please 3 祈使句的否定一般在句首加 don’t 特点 Imperative Sentences 祈使句一般用来表示请求、命令、劝 说、号召、警告等。 在祈使句中，通常省略主语you, 其 肯定形式常以动词原形开头，祈使句句尾 用句号或感叹号，读时用降调。为表示 礼貌，可以在句首或句末加上please。 □Wear a belt in a car. □Beguiet. □Qon't jump the queue. 口 Don't give pets chocolate. □No talkingin the library. □et's followthe rules. Discuss and try to find the words rules.(讨论并尝试发现规律) 祈使句 1. Don’t jump the queue.不要插队. 相当于 jump the line / cut in line Nobody likes those who jump the queue.没有人喜欢插队的人。 It's very impolite to jump the queue when you are waiting for the bus. 在等公交车时插队是非常不礼貌的。 2. It is bad for him!这对他来说不好. “It is + 形容词 + for sb. to do sth.” It is important for students to study hard. 学生努力学习是重要的。 It is impossible for a person to learn everything in a short time. 一个人在短时间内学会所有东西是不可能的。 3. Yes, but you have to / must tell your teacher about it when you have to be absent from class.是的，但是当你不得不缺课时，你必须 / 不得不告诉你的老师这件事。 She was absent from school yesterday because she was ill. 她昨天因病没来上学。、 If you are absent from the exam, you will get zero points. 如果你缺考，你将得零分。 be absent from 缺席；不在 4.Can I leave the classroom if I don’t feel well?如果我感觉不舒服，我可以离开教室吗？ She left the room quietly. 她静静地离开了房间。 “离开” Don't leave your things on the bus. 不要把你的东西落在公交车上。 “遗忘” My parents left me at home alone. 我的父母把我独自留在家里。 “留下” 。 leave 常见的词义有 “离开”“留下”“遗忘” 等。 4.Can I leave the classroom if I don’t feel well?如果我感觉不舒服，我可以离开教室吗？ He is leaving for Shanghai tomorrow. 他明天动身去上海。 I left my book at school. 我把书落在学校了。 The mother left the baby by herself at home. 妈妈把婴儿独自留在家里。 leave for 表示 “动身去某地”，leave sth. + 地点，表示“把某物留在某地”leave sb. by oneself，表示 “把某人独自留下” 1.Do 型祈使句 肯定句：实义动词原形(+宾语)(+其他). 否定句： Don't + 实义动词原形(+宾 口 Don't give pets chocolate. 语)(+其他). ONo talking in the library. □Let's follow the rules. 祈使句种类 □Wear a belt in a car. OBe quiet. □Qon't jump the queue. Discuss and try to find the words rules.(讨论并尝试发现规律) Do 型祈使句 祈使句 Imperative Sentences Close the window. 肯定句 ___________ + 宾语（+ 其他）. Don’t close the window. 否定句 ________ + 动词原形（+ 其他）. 动词原形 Don’t 1 情态动词没有除了have to之外，其余没有人称和数的变化 2 情态动词后跟动词原形 3 情态动词不能单独作谓语，必须和系动词或实义动词连用 特点 情态动词 Modal Verbs Summary 类型 肯定式句型结构 肯定式例句 否定式句型结构 否定式例句 DO型 Do + 动词原形 (+ 其他) Look at the blackboard Don't + 动词原形 (+ 其他) 1. Don't touch that! 2. Don't be late. Let型 Let + 宾语 + 动词原形 Let her go. 1. Don't let + 宾语 + 动词原形 2. Let + 宾语 + not + 动词原形 1. Don't let her go. 2. Let her not go. Be型 Be + 形容词/名词/介词短语 1. Be quiet. 2. Be a good student. Don't be + 形容词/名词/介词短语 1. Don't be late for school. No型 No + 动名词/名词短语 1. No smoking! 2. No photos. ——（本身表禁止） —— 1.  —Can they join the sports club?  (补全肯定答语)     —Yes, ________ ________.  2. She has to go to bed early.  (改为一般疑问句并作否定回答) —______ she _______ to go to bed early? —________, ________ ________.  they can  No she doesn’t  Does have 一、 根据括号内的要求完成下列各题，每空一词(含缩略形式)。 3. You can’t swim in the river.  (改为祈使句) ________ ________ in the river. 4. Dance with them here.  (改为否定句) ________ ________ with them here. 5. I have to get up early on the weekend.  (改为否定句) I ________ ________ ________ get up early on the weekend. 6. I have to do my homework.  (对划线部分提问) ________ ________ you have to ________? What do do   Don’t swim Don’t dance don’t have to $