Unit8 It must belong to Carla Self-check&revision 教学设计 2022-2023学年人教版英语九年级全册

Unit8 It must belong to Carla Self-check&revision 教学设计 教学目标 能够根据听到或读到的关键词对人物、地点、事件等进行推断。 培养学生多角度、辩证地看待事物和分析问题。 面对身边暂时不可解释的现象,根据已有证据进行合理推测。不信谣,不传谣。 教学重难点 能根据上下文,判断表推测的程度、语气,选择正确的情态动词。 课 堂 教 学 设 计 教学环节 教学过程 设计意图 Step 1. 引入主题 引入今天学习内容 用情态动词 “must, might/could, can't ”表推测 开门见山,引入主题 Step 2. must 学习must 表肯定推测的用法: The book must be Mike's.(because his name is on it ) They must be twins.(They look the same ) 用直观的图片,吸引学生,激发推测的欲望 Step 3. mustn’t must 表示一定是,有同学想当然地用mustn’t 来表示一定不。 其实 mustn’t 没有表推测的用法,他只有表示禁止的意思。比如 You mustn’t swim in the river. It’s too dangerous。 纠正同学们容易犯的错误,引入表达否定推测“不可能”,应该用到 can’t Step 4. can’t 学习can’t表否定推测的用法: The suit can’t be John’s, because it's too small for him. 用直观的图片表达这件小西装不可能是胖子John 的 Step 5. could/might 学习could/might表有可能的推测的用法: A: It could be a girl’s room because the quilt is pink. B: It might be a boy’s room because the clothes look like boys’ clothes. 根据一张照片,让同学们推断是男孩房间还是女孩房间,创设不确定时候的语境。 教学环节 教学过程 设计意图 Step 6. 场景推测 Who is knocking at the door? 1. It �be mom. I heard her voice. 2. It�be Linda. I'm not sure. 3. It �be sam. He has gone to Beijing. 引导学生通过细读前后文中的“暗示”,判断推测可能性大小 Step 6. Self Check Fill in the blanks with must , might, or can’t. 1. That bright light �be a UFO – there is no such thing! 2. I’m still waiting for the bus, so I�be a bit late for the party. 3. That sweater �be Carla’s. She’s the only one who wears such colorful clothes. 4. Tony �want to go to the concert. He likes music, but I’m not sure if he likes rock music. 5. The person you saw at the supermarket �be Susan. I just talked to her on the phone, and she's at work right now. 巩固训练,学会判断说话人的语气,选择正确的情态动词。 Step 6. summary Use “must” to show that you think something is probably true. (100%) Use “can’t” to show that you are almost sure something is not true. (0%) Use “might” or “could” to show that you think something is possibly true. (20-80%) 总结,巩固。 课后作业 完成教材64页的第二部分练习。 板书设计 Unit 8 It must belong to Carla. Self Check 情态动词表示推测: must +动词原形 -表肯定推测 can’t+动词原形 -表否定推测 could/might+动词原形