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

Section A Grammar Focus Unit 2 Let’s review the school rules. 1. Review the school rules Ms Brown talks about. (1) ______ in the hallway. Don’t ______! (2) You have to ______ the uniform. You mustn’t ______________ to schoo instead. (3) Don’t ______. Make sure to keep the school tidy. (4) We must ______ polite and ______ everyone with respect. Walk run wear wear other clothes litter be treat Look and say Don’t fight with others. Be polite and treat others with respect. The red signs warn the students what they can’t do. Then look at the green signs and say what they have to do. Read the sentences and answer the questions. Read and summary Don’t run in the classroom. Walk in the classroom. Don’t talk loudly. Keep quiet. Don’t fight with others. Be polite and treat others with respect. We use imperatives to give warnings or directions. When do we use imperatives? Let’s review the school rules. 2. Review the school rules Anne tells Tom. Tom: Can we _______ sweets? Anne: No, we can’t _______ snacks in class. Tom: Can we _______ water? Anne: Yes, of course. Tom: Can we _______ mobile phones? Anne: No, we mustn’t _______ our mobile phones to class. We have to _______ them off and _______ them in our lockers. eat eat drink bring bring turn keep 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. Read the sentences. Do the verbs in bold need to change forms? Why? 不要奔跑！ 守礼貌，尊重他人。 不要乱丢垃圾。 我们能不能带手机到教室？ 不，我们不能。我们必须把它们放在柜子里。 我们能不能在教室吃零食？ 不，我们不能在教室吃东西。我们必须在餐厅吃东西。 缓步慢行。 Must I finish my homework before eight o’clock ? Yes, you must. No, you needn’t. No, you don’t have to. mustn’t=must not 表示禁止：不许 must 其他用法 You must be hungry. must: 表示猜测，“一定；必然” 情态动词must引导的疑问句以及回答 Sb. have/has to + V原+sth. He has to wear a uniform at school. We have to be quiet in the library. 陈述句规则： 情态动词 “have to” 有人称、数和时态的变化 have to-has to has to Walk in the classroom. Keep quiet. Be polite and treat others with respect. Observe and work out Positive imperatives: _________________ Do/Be + ... 1. Don’t be late for school. _______ on time. Think and fill Do you think these students behave properly? Try to fill in the blanks to tell them what they have to do. 2. Don’t sleep in class. __________ the teacher carefully. 3. No littering. ________ the classroom clean. Listen to Arrive Keep Imperative Sentences Walk in the hallway. Be polite and treat one another with respect. Don’t run! Don’t litter. 祈使句 Don’t be late for school. Don’t sleep in class. No littering. Observe and work out Negative imperatives: 1. _______+ do/be ... 2. _______+ v.-ing Don’t No Look at the signs and complete the sentences. You can use these words to help you. Pay attention to the verb forms. 1. _______ in the hallway. Don’t _______! 2. ________ polite and ________ one another with respect. 3. Don’t ________. / You mustn’t ________. / You can’t ________. Walk run Be treat litter litter litter 1 2 3 litter treat walk be run What does she have to wear? She has to wear school uniform. Does she have to wear a red scarf? No, she doesn’t. She doesn't have to wear a red scarf. （否定回答） （否定句） （一般疑问句） 情态动词 “have to”句型结构 have to 1.(肯定句） He/She/It+_______+______ 2.(否定句） He/She/It+____________+_______ 3.(一般疑问句） ______+ he/she/it +______+V原+...? Yes, he/she/it +_______. No, he/she/it +_______. has to 动词原型 动词原型 doesn't have to Does does doesn't have to 情态动词 “have to”句型结构 We mustn’t make noise. noise作名词时，“声音；噪音；喧闹声”。 Don't make so much noise.不要制造这么多噪音。 其形容词形式是 “noisy”， “嘈杂的；喧闹的”。 The street is very noisy.这条街很吵。 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. 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? 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。 I must/have to feed my dog many kinds of food... feed作动词时， “喂养；饲养”。 She feeds her cat every day.她每天喂她的猫。 其常见搭配有 “feed on/with + 食物”，表示 “以…… 为食”。 Cows feed on grass.奶牛以草为食。 many kinds of +名词，“很多种......” The zoo has many kinds of animals, like lions, tigers, and elephants.动物园有很多种动物，包括狮子、老虎和大象。 What do you have to do? We have to do morning exercises. Do you have to do morning exercises every school day? No, we don’t. We don't have to do it on Monday. （否定回答） （否定句） （一般疑问句） 情态动词 “have to”句型结构 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.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) have to 1.(肯定句） I/We/They+_______+______ 2(否定句） I/We/You/They+_________+_______ 3(一般疑问句） ______+I/we/you/they+______+...? Yes, I/we/you/they +_______. No, I/we/you/they +_______. have to 动词原型 动词原型 don't have to Do do don't have to 情态动词 “have to”句型结构 (1) have to 表示受到外在因素的压迫甚至威胁，内心 不情愿做某事，但又“不得不”去做某事 eg：I _______________________ ( 呆在家里）because it’s raining all day. (2) must表示个人主观上认为“必须”做某事 eg：From now on, I ____________________ （努力学习）. I hope I can be a great man like Mr. Zhong Nanshan when I grow up. have to stay at home must study hard 情态动词 “have to”和must 的区别 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。 1. Life is like riding a bicycle. To keep your balance, you ________ keep moving. A．can B．can’t C．must D．mustn’t 2. You ________ take me to the station. My brother’s taking me. A．can’t B．mustn’t C．shouldn’t D．don’t have to 3. —Mom, I don’t want to go to school with that uniform (校服). —But you ________, honey. It’s a rule, you know that. A．have to B．can C．may 4. —Mom, ________ you go shopping with me this Sunday? —I’m afraid not. I ________ look after your grandma. You can go with your sister. A．can; have to B．can; can C．must; have to D．must; can C　 D 　 A　 A　 一、单项选择 5.别在手机上花太多时间。这对我们的健康有害。（完成译句） ________ _______ too much time on the mobile phone. It’s bad for our health. 6. food, let’s, some, take, delicious ________________________________. 7.Open the door. (改为否定句) ________ ________ the door. 8. 当你面对危险的时候，请保持冷静。 Please ________________ when you are in the face of danger. 9. 早点起床吧，不然你上学可能会迟到。 _________ early, or you may _________ school. Don’t spend　 Let’s take some delicious food　 Don’t open　 be/keep cool/calm　 Get up　 be late for　 二、根据要求完成句子 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。 Homework 1. Read and write the sentences in Grammar Focus. 2. Do the exercises in students’ book. Thank you! $