Unit 7 I used to be afraid of the dark. 第一课时 一、课标要求本单元话题取材于义务教育英语课程标准话题项目表中学会讨论我们所发生的变化。该话题学生在七年级上册的学习中就曾涉及到对人的外貌和性格的描述等语言知识结构, 在这一单元中既复习了先前学过的对人的外貌和性格的描述的词汇和句型, 又在此基础上学会用“used to”对人物过去的特点进行描述，话题比较贴近学生的生活。学生们易于接受，有话可说，乐于表达。本单元围绕How we have changed这个题材开展多种教学活动，主要帮助学生通过课堂实践活动，能准确地用英语在交际中运用本单元的话题谈论自己和他人现在过去和现在的变化，进一步完善自己。二、教材分析本节课话题学生在七年级上册的学习中就曾涉及到对人的外貌和性格的描述等语言知识结构, 在这一单元中既复习了先前学过的对人的外貌和性格的描述的词汇和句型, 又在此基础上学会用“used to”对人物过去的特点进行描述，话题比较贴近学生的生活。学生们易于接受，有话可说，乐于表达三、学情分析通过两年的学习，八年级学生大多数已有了相对较扎实的英语功底，形成了自己学习英语的方法和习惯，本班大多数学生都能使用目标语言进行会话交流。但由于八年级平时学习任务重，时间紧张，他们对英语的习趣和热情已不像六七年级那样高涨。也有部分学生对英语失去了兴趣，但他们有较强的模仿和记忆能力，且对于新事物的接收能力比较强。本节课要面向全体学生，对学生进行听说能力的训练和提高学生在任务中学习的能力，同时也要考虑教学方式的趣味性和有效性。四、教学目标： 1. 语言知识目标：1) 能掌握以下单词： humorous, silent, helpful, from time to time, score 能掌握以下句型： Paula used to be really quiet. Did Mario use to be short? Yes, he did. Whats he like now? Hes tall now.2) 能够用英语描述自己或他人过去常常做的事情；发现自己或他人在外表、性格、兴趣等方面所发生的变化。2. 情感态度价值观目标： 让学生明白事物是在不断发展、变化的道理，培养学生积极向上的心态。五、教学重难点1. 教学重点：1)掌握本课时中出现的生词humorous, silent, helpful, from time to time, score2) 学会描述自己或他人过去常常做的事情基本句型：I used to 3）发现自己或他人在外表、性格、兴趣等方面所发生的变化。2. 教学难点：used to do/be 句型 六、教学评价小组合作，既有利于培养学生的合作精神，又有利于成员之间相互督促、相互学习。本节课对小组的评价贯穿始终，每个环节任务完成优良的小组都会获得smile face一枚，以激发学生的上进心增强小组的凝聚力。七、教学准备：教学媒体：多媒体，录音机，图片八、教学过程. Lead in 1. 大屏幕展示Ryan Carter的几张照片，引导学生们来描述他的长相特点。T: What does he look like?S1：He has long curly blonde hair. S2: He has a round face, two big eyes. Hes a little heavy. T: Does he like his hair? Can you guess? S1：No, he does. He wants to cut it short. S2: T: Do you want to know about his story? S3: Sure. Wed love to. T: Ryans hair is soft and beautiful. His mother thinks its really wonderful. So she cant stand cutting his beautiful hair. But some of Ryans friends say that Ryan cant play with them because he looks like a girl. . Words presentation1. Look at the chart in 1a, then discuss with your group mates. Try to fill in the chart with words to describe people. 来源:gkstk.ComAppearance Personalitytallstraight hairoutgoingfunny 2. Let some Ss say their answers. Let other Ss add more. Appearance: tall, straight hair, short, of medium height, straight/curly hair, long/short hair, heavy, thin, of medium built Personality: Outgoing, shy, funny, serious, cute, quiet, kind, brave, friendly, active3. Lear the new words with the Ss: humorous, silent, helpful, from time to time, score. Presentation Show two different pictures of some famous people. Talk about their differences. 1. Jiang Wen: Jiang Wen used to wear glasses, but he doesnt wear glasses now.2. Zhang yishanZhang yishan used to be short, but he is tall now.T: Explain the use of “used to do/be ” to the Ss. . Listening 1. T: Bob hasnt seen some of his friends for four years. Now hes seeing his friends. What did his friends use to like? Listen and fill in the blanks. 1) Mario used to be _. He used to wear _.2) Amy used to be _. She used to have _ hair.3) Tina used to have _ and _ hair. Keys: short glassestall shortred curly2. Play the recording for the Ss to listen. 3. Ss listen and try to fill in the blanks with the right words. 4. Play the recording again. Let Ss check their answers. . Pair work 1. Look at the picture in 1a and make conversations in pairs. 2. Ss work in pairs to ask and answer the appearance about Mario, Amy and Tina. 3. Let some pairs ask and answer in pairs. e.g. A: Did Mario use to be short? B: Yes, he did. He used to be really short.A: Whats he like now?B: Hes tall now. . Listening Work on 2a: T: Paula has changed a lot in the past few years. Do you want to know what she used to be? 1. Look at the words in 2a. Let some Ss read the words aloud. Make sure all the Ss know the meaning of the words._ friendly _ outgoing _ serious _ humorous _ silent _ active_ brave _ quiet _ helpful 1) humorous adj. 有幽默感的；滑稽有趣的humor (幽默) + ous 有幽默感的e.g. Cartoons are humorous pictures with words. 漫画是附有文字的幽默图片。2) silent adj. 不说话的；沉默的silent adj. silence n. 沉默e.g. Peter seems silent today. Whats the matter? 彼特今天似乎很沉默，怎么了？3) helpful adj. 有帮助的help n. (帮助) + ful helpful adj. 有帮助的e.g. His explanation was more or less helpful. 他的解释多少是有帮助的。2. Play the recording for the Ss to listen and check the words they hear. 3. Play the recording again to check the answers. Keys: friendly outgoing silent active brave quiet Work on 2b: 1. Let Ss read the sentences below. Explain some main sentences for the Ss. Make sure they know what to do. In the past1) Paula used to be really _. She was always silent in class. She wasnt very _. She was never brave enough to ask q