英语人教版九年级全册Unit 4 Section A (1a-2d).doc

Unit 4 I used to be afraid of the dark. Section A (1a-2d)一、教学目标： 1. 语言知识目标：1) 能掌握以下单词： silent, helpful, from time to time 能掌握以下句型： Paula used to be really quiet. Did Mario use to be short? Yes, he did. 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。二、教学重难点1. 教学重点：1)生词humorous, silent, helpful, from time to time2)学会描述自己或他人过去常常做的事情基本句型：I used to2. 教学难点：used to do/be 句型 三、教学过程.Warm in 1. Look at the chart in 1a, then discuss with your group mates. Try to fill in the chart with words to describe people. 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 Listen and fill in the blanks in 1b. . Pair work 1. Look at the picture in 1a and make conversations in pairs. . Listening 1.Look at the words in 2a, listen and check the words they hear.2. Listen again and fill in the blanks with the right words in 2b. . Pair work Tell Ss to make conversations about Paula using the information in 2b. .Role-play Read the conversation and ask Ss to role-play the conversation in groups. . Grammar I used to be afraid of the dark. used to do sth. 过去常常做某事表示过去经常性或习惯性的动作或状态，暗指现在已经不存了，强调过去与现在的对比。used to的否定形式有两种：didnt use to或usednt to。 used to用于疑问句时，可借助助动词did，也可以将used提到主语前。e.g. They used to be good friends. 他们过去是好朋友。 (暗示现在不是了) Mrs Brown didnt use to / usednt to travel in summer. 布朗夫人过去夏天不旅游。 Did you use to / Used you to play the guitar? 他过去弹吉他吗？【拓展】几个易混结构的比较： 结构意义to的作用used to do sth.过去常常做某事不定式符号use . to do sth.用做be used to do sth.被用来做be used to doing sth.习惯于做某事介词use . to do sth. 用做e.g. They use the knife to cut meat. 他们用刀切肉。be used to do sth. 被用来做某事e.g. This kind of wood is used to make paper. 这种木头是被用来做纸的。 be / get used to sth. / doing sth. 习惯于某事 / 做某事e.g. Lucy has been used to (eating) Chinese food. Lucy已经习惯(吃)中餐了。 I think youll get used to the climate soon. 我想不久你就会习惯这种气候的。IX. Exercise:根据所给汉语提示完成英语句子。1) My uncle _ (以前是个司机), but now he is an actor.2) Toms father _ (过去常常看书) after lunch.3) Mary _ (以前常常骑自行车) to work, but now she _ (习惯步行) to work.4) The pencil _ (被用来书写).Keys: used to