Unit 2 Section A Grammar课件--2024-2025学年人教版（2024）英语七年级下册

nullnull Focus Grammar Unit2 No Rules, No Order! Unit 2 No Rules, No Order! Unit 2 No Rules, No Order ! 1.能够在排队等候等多个贴近实际生活的学习情境中，通过观察和分析示例句子，深入理解并准确辨析祈使句和情态动词的表意功能；(学习理解) 2.能够掌握并运用祈使句和情态动词表达规则，同时能够关注表示命令时的委婉的语气；（应用实践） 3.能够熟练运用祈使句和情态动词介绍规则，并在班级活动中积极参与“绘制规则标识”游戏，最终评选出表现最佳的团队。（迁移创新） Objectives 1.能够利用大家耳熟能详的“冰雪奇缘”主题曲歌词，在多个贴近实际生活的学习情境中，通过观察和分析示例句子，深入理解并准确辨析祈使句和情态动词的表意功能；(学习理解) 2.能够掌握并运用祈使句和情态动词表达规则，同时能够关注表示命令时的委婉的语气；（应用实践） 3.能够熟练运用祈使句和情态动词介绍规则，并在班级活动中积极参与“绘制规则标识”游戏，最终评选出表现最佳的团队。（迁移创新） PPT课程设计： 本课利用大家耳熟能详的冰雪奇缘的主题曲导入本单元语法。 在进行先听一遍感知一下歌词。 ________ let them in. _________ let them see ______ the good girl . You always have to be Conceal, don't feel ,don’t ________ 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 Be Don’t Let it go Let it go Turn Let let PPT课程设计： 第二遍听：填空所缺的单词。没听清可以多听几次。 Don't let them in, don't let them see 别让别人知道，别让别人看到 Be the good girl you always have to be 做个好姑娘，你必须一直都是 Conceal, don't feel, don't let them know 要隐藏，不要动真情，不要让别人知道 Well, now they know 好吧，现在他们知道了 What do they have in common ? PPT课程设计： 填空结束，引导学生寻找歌词里的共同点，并做出总结 What do they have in common ? Let it go, let it go 随他吧，随他吧 Can't hold it back anymore 反正再也无法隐瞒 Let it go, let it go 不管他，不害怕 Turn away and slam the door 转过身关上门 表示“劝告” 没有主语 动词原形开头 句子单词数量较少 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，其肯定形式以动词原形开头，否定形式是在动词原形前加don’t。 祈使句句尾用句号或感叹号，读时用降调。为表示礼貌，可以在句首或句尾加上please。句末用please时，前面通常加逗号 PPT课程设计： 总结祈使句的定义。什么是祈使句？ Don't let them in, don't let them see Be the good girl . Let it go. Let it go Let the storm rage on Let it go. Let it go Turn away and slam the door 肯定祈使句 否定祈使句 PPT课程设计： 根据歌词学习祈使句的几种类型。 Let it go. Let it go Be the good girl . Turn away and slam the door Let the storm rage on 肯定祈使句 ① Be 型祈使句 ② let 型祈使句 ③ do型祈使句 ① Do 型祈使句 Turn right ! Stand up ! Don’t stand up ! Don’t turn right ! 肯定形式：动原(+宾语) +其他. 否定形式：Don’t+动原+其他. PPT课程设计： 再次单独举例，总结句型结构 ② Be 型祈使句 Be quiet ! Be careful ! Don’t be careful ! Don’t be quiet ! 肯定形式：Be+表语（名词或形容词）+其他. 否定形式：Don’t be+表语（名词或形容词）+其他. ③ let 型祈使句 Let’s go to school! Let me help you! Don’t let me help you! Let’s not go to school! 肯定形式：Let+宾语+动词原形+其他. 否定形式：Don’t let+宾语+动词原形+其他. Let+宾语+not+动词原形+其他. 肯定祈使句 ② Be 型祈使句 ③ let 型祈使句 ① do型祈使句 否定祈使句 Don’t be+表语+其他. Don’t let+宾语+动原+其他. Let+宾语+not+动原+其他. Don’t+动原+其他. Be+表语+其他. 动原+其他. Let+宾语+ 动原+其他. Let’s sing~ Let’s sing~ PPT课程设计：最后再次回到歌曲，在句型理解后，学唱这首歌，不喜欢唱歌的老师可删掉次环节。 No + 动词-ing! No + 名词! 禁止 PPT课程设计： 除了以上学习的类型，生活中还有一种常见的标志：No+动词ing…,并总结结构 肯定祈使句 ② Be 型祈使句 ③ let 型祈使句 ① do型祈使句 否定祈使句 Don’t be+表语+其他. Don’t let+宾语+动原+其他. Let+宾语+not+动原+其他. Don’t+动原+其他. Be+表语+其他. 动原+其他. Let+宾语+ 动原+其他. No + 动词-ing! No + 名词! 表示“禁止” DLNB 其他类型的否定祈使句 (1) No+v-ing! / No+名词! No fishing! 禁止钓鱼! No parking! 禁止停车! No photos! 禁止拍照! No littering!禁止乱扔垃圾！ (2) never 代替don’t 来加强语气。 Never give up! 决不放弃! Game Time 连连看 PPT课程设计： 连连看游戏 根据连连看的规则，说出两个对应的图片句型。 1.It’s an important meeting. __________ (not, be)late. 2. ____________ (not, make) any noise! Your mother is sleeping. 3. ____________ ( not, talk) and ____________ (read) aloud. 4. The notice on the wall says “______________“(no smoke).  5. ____________ (look) out! A car is coming. 6. ____________ (not, let) the baby cry. 7. Let’s ____________ (not, say) anything about it. Don’t be Don’t make Don’t talk read No smoking Look Don’t let not say exercises 3c. Look at the first sign and read the rules. Then write the rules for the other signs. Do not eat or drink. No eating or drinking. You can’t / mustn’t eat or drink. Do not park here. No parking. You can’t / mustn’t park here. Do not take photos here. No photos. You can’t / mustn’t take photos. 3c. Look at the first sign and read the rules. Then write the rules for the other signs. Do not swim here. No swimming. You can’t / mustn’t swim here. Do not feed birds. No feeding. You can’t / mustn’t feed birds. 3c. Look at the first sign and read the rules. Then write the rules for the other signs. Look at these signs and guess their meanings. No fishing! Don’t pick the flowers. You mustn’t smoke here. Don’t fish here! No picking the flowers. No smoking! rules No smoking No music Don’t litter No eating or drinking Don’ t use your phone in class. No mobile phones. Keep silence Don’ t talk in class. Be quiet in class. 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. No, they don’t. Because the verbs appear in imperative sentences or after modal verbs. 祈使句中 情态动词后 2. Can we bring our phones to class? Yes, we can. No, we can't. 3. Can we eat snacks in class? Yes, we can. No, we can't. 1. Can you play the guitar? Yes, I can. No, I can't. What does can ask for in each sentence? 这些句子常用于询问什么？ can 常用于询问能力和许可。 能力 许可 许可 提示：可用英文表达，考虑学生可能基础较差，课件使用中文表达规则。Rule3 ： It asks for abilities in the first sentence and permission(许可) in other sentences. 情态动词can How do we ask and answer questions? Can you find the rules? Can sb. + V原+ sth.? Yes, sb. can./ No, sb. can't. 提示：可用英文表达，考虑学生可能基础较差，课件使用中文表达规则。Rule4 ： Can sb. + V原+ sth.? Yes, sb. can./ No, sb. can't. 2. Can we eat in the classroom? Yes, we can. No, we can't. 3. Can we wear a hat in class? Yes, we can. No, we can't. 1. Can you play the guitar? Yes, I can. No, I can't. 情态动词can的一般疑问句 2. Mary can't eat in class. 3. Students can't eat in class. 1. I can't eat in class. 2. We can listen music outside. 1. He can listen to music outside. 3. They can listen to music outside. Can you find the sentence patterns? Sb. can/can't + V原. Any other rules? can/can’t 没有人称变化 情态动词can的陈述句 I like English . I must study English hard. I don’t like English . But I have to study English. （个人爱好，个人主观想法） （外界客观原因，不得不学） must 表示主观的义务和必要，多译为“必须”。 have to 表示客观需要做的事情，多译为“不得不” 她妈妈生病了，她不得不自己做晚饭。 Her mother is ill, she have to cook dinner by herself. 他必须在晚上8点前完成作业。 He must finish his homework before 8:00 in the evening. 没有人称和时态的变化 有人称、数和时态的变化 have to-has to has to have to 引导的疑问句 Does he have to wear a uniform at school? Yes, he does. He has to wear a uniform at school. （肯定回答） （否定回答） No, he doesn’t. （否定句） He doesn’t have to wear a uniform at school. 含有have to, has to的句子，分别需要借助动词do，does 构成疑问句或否定句。 （一般疑问句） have to：情态动词，不能单独做谓语动词 Has to he wear a uniform at school? must 引导的疑问句 Must I finish my homework before eight o’clock ? Yes, you must. No, you mustn’t. 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” 借助动词do，does 构成疑问句或否定句 客观事情:不得不 有人称、数和 时态的变化 have to 主观事情:必须 无人称、数和 时态的变化 引导一般疑问句时，否定回答用 No, you needn’t./ No, you don’t have to. 表示猜测时,意思为“一定；必然” must Let’s look and tell the rules. can have to must can’t mustn’t We can’t run in the hallways. wear the seat belt jump the queue We can’t smoke. We can’t eat in class. We mustn’t bring phones to school. We can’t be late for school. We must be on time. We must speak quietly. We have to wear the seat belt. We can’t jump the queue. Practice 1. Don’t jump the queue. You ___________ wait your turn. 2. I _____ feed my dog many kinds of food, but I ____give him chocolate. It is bad for him! 3. A: Can I leave the classroom if I don’t feel well? B: Yes, but you ___________ tell your teacher about it when you ______ be absent from class. 4. A: Hey! Can I look at your book? B: Shh, we ___________ talk quietly in the library. 5. A: Can you put on your seat belt? We ___________ wear one when we’re in a car. B: Sure. Thanks! 3b. Complete the sentences using can, have to / must, or can’t / mustn’t. have to / must can have to / must have to can’t have to/must have to/must Let’s role play. Work in groups, talk about school rules and make a poster. 3d. In groups, brainstorm three rules for one of the places below. Then draw signs to show the rules. Share your signs in class and explain what they mean. In the library： We must keep quiet. We mustn’t make noise. We can’t ... library rules In the library, we must keep quiet first. We mustn’t make noise. Second, we can’t bring any food or drink to the library. We must keep it clean and tidy. What’s more, we have to return the books after we finish reading. Let’s make the library a better place for us to study. Sample Show Time Evaluation (评价机制) Stars Language Pronunciation Performance Confidence Excellent Great Good Self&Peer Evaluation Ability （10☆） ☆not shy ☆smiling face ☆polite ☆speak loudly ☆fluently ☆with emotion 感情丰富 ☆completely ☆use what we learned ☆usable ideas ☆without paper 脱稿 Level □3☆ not bad □5☆ good □6☆+ great Rules are indeed everywhere. They play an important role in maintaining order and ensuring a harmonious environment for everyone. Say No to all uncivilized behaviors! 向不文明行为说不！ Let’s have a summary! 肯定形式 否定形式 祈使句 1. Do型 2. Be型 3. Let’s型 1. Don’t型 2. No型 一、按要求写出正确的单词、词组或句子。 插队(短语) __________ 2. 喂养 (动词) ___________ 3. 离开(动词) __________ 4. 缺席(短语) __________ 5. 轻声地(副词) __________ 6. 座椅安全带 (短语) __________ 7. 制造噪音（短语）__________ 8. 电影院（名词）___________ 9. 在走廊里步行。 ___________________________ 10. 我们能把手机带到学校吗？ _______________________ 11. 我们不得不在餐厅吃东西。___________________ 12. 你能戴上座椅安全带吗？ ________________________________________ jump the queue feed leave be absent from quietly seat belt make noise cinema Walk in the hallway. Can we bring the phones to class? We have to eat in the dinning hall. Can you put on your seat belt? 二、根据句意，用can和can’t填空。 1. Mr Green______ smoke here because there’s a sign on the wall. It says “No smoking.” 2. It’s very hot outside. You _____ wear a hat. 3. We _____ eat in the classroom because it’s impolite to teachers. 4. I ______ go to bed after 11:00 on school night. 5. The students ____ read books in the library. can’t can can’t can’t can 三、用have to或has to填空。 1.We ________ clean our classroom after school. 2.She _______ make her bed after getting up. 3.It’s late. Mr Beckman ______ go to work by car. 4.Emily and Peter join a music club. They _______ practice the guitar every day. have to have to has to has to 四、句型转换 1. He has to eat breakfast quickly. (改为一般疑问句) __________________________________ 2. Play volleyball after class. (改为否定句) ________________________________ Does he have to eat breakfast quickly? Don’t play volleyball after class. 3. We can wear sports shoes in class. (改为一般疑问) ______________________________ 4. Don’t arrive late for class. (用on time改为同义句) _______________________________ 5. Eric has to do his homework before six. (划线部分提问) ___________________________________ Can we wear sports shoes in class? You must be on time for class. What does Eric have to do before six? 1. They can play the violin and the drums. （对画线部分提问） ________ __________ they _________? 2. You can go swimming with us this afternoon.（改为一般疑问句） _______ you _______ swimming with us this afternoon? 3. —Must I keep the window open all day? （作否定回答） —No, you ___________________. Can What can 五、根据要求完成句子 do go needn’t / don’t have to Homework Must-do: 1.Write some rules for your class or school. 2. remember all the grammar points about imperatives and modal verbs can, have to and must. Choose-to-do: 1. Make a poster of the rules and draw sings for them. 2. Write a passage to show your family rules by using the grammar you have learned. Bye~ Bye~ Make up five cool rules for your dream school. Share your rules with the class. Your classmates vote for the Coolest School! We can eat in class. The girls can keep long hair. We needn’t go to school every day. …… Group work At my dream school, ①we can get to school after 8a.m. and leave the school before 5p.m.. ②We can eat in class if we’re hungry. ③We have P.E. or art lessons every day. ④We can have free and delicious meals every day. ⑤We don’t have to do homework every day. Is this your dream school? Lavf58.20.100 Bilibili VXCode Swarm Transcoder v0.7.67 $$