Unit 2 Section A（Grammar Focus）（同步课件）英语新教材人教版七年级下册

nullnull Unit 2 No Rules, No order Section A What rules do we follow? Grammar Focus 1. 掌握关于规则的词汇和表达； 2. 能够用祈使句描述规则； 3. 能够正确使用情态动词表达命令、请求和建议等。 1 语言能力 思维品质 通过教学活动的开展，巩固学生的语法基础，让学生在语境中掌握所学祈使句和情态动词的用法，在语法教学中渗透思维品质的培养。 3 学习能力 1. 能正确描述规则，如规则内容、违反规则的行为等； 2. 正确使用情态动词表许可； 3. 通过课堂任务让学生能够运用目标词汇与句型进行口头语言输出。 2 文化意识 通过本节课的学习，让学生能够与同学积极合作，参与课堂活动，大胆实践；引导学生树立规则意识，明白规则在学校、家庭和社会生活中的重要性，自觉遵守规则，培养良好的行为习惯。 4 教学目标 Lead-in Let’s review the school rules. 听到的这些台词有什么共同点？ Presentation School Rules Walk in the hallway. Don’t run! Don’t litter! You mustn’t / can’t litter! School Rules Be polite and treat one another with respect. 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? 3a Imperative Sentences Walk in the hallway. Be polite and treat one another with respect. Don’t run! Don’t litter. 祈使句 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 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 Be 型祈使句 祈使句 Imperative Sentences Be careful. 肯定句 _____ +形容词 / 名词短语（+ 其他）. Don’t be late for class. 否定句 ________ +形容词 / 名词短语（+ 其他）. Be Don’t be Let 型祈使句 祈使句 Imperative Sentences Let him come in. 肯定句 Let + 宾语 + _________ （+ 其他）. Don’t be late for vlass. 否定句 ________ +形容词 / 名词短语（+ 其他）. Don’t be 动词原形 Let 型祈使句 祈使句 Imperative Sentences Let him come in. 肯定句 Let + 宾语 + _________ （+ 其他）. 动词原形 Let’s go shopping. Let 型祈使句 祈使句 Imperative Sentences Don't let her go. 否定句 _______ + let + 宾语（+ 其他）. Don’t Let her not go. Let + 宾语 + _______ +动词原形（+ 其他）. not No 型祈使句 祈使句 Imperative Sentences No smoking. No + _______ / n. （通常表示“禁止……”，用于指示牌、布告等 doing No swimming in the lake. 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? 3a 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 Modal Verbs 情态动词 1. We must respect the elderly. 2. We have to wear uniforms at school. must 表达说话者主观的看法、信念或强烈的建议，常用于表达个人的决心、义务感或内在的驱动力。 have to 强调由于外部的客观情况、规定、事实等因素，导致不得不做某事，并非完全出于个人意愿。 例句 Practice Phrases jump the queue be absent from class feed the dog Phrases talk quietly in the library put on the seat belt Complete the sentences using can, have to / must, or can't / mustn't. 3b 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! have to / must can can’t / mustn’t have to can have to / must have to / must Look at the first sign and read the rules. Then write the rules for the other signs. 3c Don’t park. No parking. You can’t / mustn’t park. Don’t take photos. No photos. You can’t / mustn’t take photos. Look at the first sign and read the rules. Then write the rules for the other signs. 3c Don’t swim. No swimming. You can’t / mustn’t swim. Don’t feed the birds. No feeding. You can’t / mustn’t feed the birds. Production Let’s watch and think. What rules do you know in the school library? In groups, brainstorm three rules for one of the places below. 3d library school dining hall park cinema hospital In the library, we must keep quiet. We mustn’t make noise. We can’t bring food to the library. We can’t talk loudly in the library. We have to return the books on time. … What rules do you know in the cinema? Cinema Then draw signs to show the rules. Share your signs in class and explain what they mean. 3d Exercises —Amy, ___________ talking now. We are having a class! —Sorry, I won’t. A. to stop B. stop C. stops D. stopping 2 Let Ken ________ you his new timetable. A. show B. shows C. to show D. showing 3 —________ eat anything in class, Mike. —Oh, I’m sorry. A. Can’t B. Not C. Doesn’t D. Don’t 1 Multiple choice. 1. Let me _____ (tell) you about my family. 2. ___________ (not listen) to music in class. 3. Do you have to ______ (wear) school uniforms every day? 4. You can’t eat in the classroom. You can _____ (eat) in the dining hall. 5. You must _____ (be) quiet in the library. 6. No ___________ (swim) in the river! It is too dangerous. 7. Boys and girls, please _____ (keep) the classroom tidy in school. 8. Everybody ________ (must, may) follow the traffic rules. 语法填空。 tell Don’t listen wear eat be swimming keep must Homework 1. Memorize the new words and phrases. 2. Talk about the rules with your partners by using modal verbs and imperative sentences. 3. Finish the exercises. Homework Thanks! 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