英语人教版三年级下册Unit4 A Lets learn--Lets do.doc

Pep英语三年级下册Unit4 A Lets learnLets do-教学设计一、教学目标：1 能听说、认读本课所学的表示方位的单词 on，in，under 。2 能用句型“Where is the ? Its a .”来询问位置并回答。3 能听懂“Put on/in/under”的指示语，并能按照指令模仿做出相应的动作。二、教学重难点：教学重点：能用句型“Where is the ? Its a .”来询问位置并回答。教学难点：跟唱“Lets do”部分，并边唱边表演。三、教学准备：1.教师准备本课时的PPT课件，单词卡片，小鸟和纸盒。2.学生准备学习用具：钢笔、铅笔、直尺。四、教学过程：一、 warmingup1. Greetings.Good morning, boys and girls. How are you today? 2. First, lets enjoy a video, watch carefully and think if we learned it before?Yes. We learned it last year. Lets read these sentences-Look at the dog. Its on the log.Look at the duck. Its in the truck.Look at the bear. Its on the pear.Today, we will learn some words about directions.（设计意图：用所学过的儿歌，由旧知引新知，激发学生的学习兴趣，并引出方位介词 on , in ，为后面的学习做好铺垫。）二、 Presentation and practiceLets look at some interesting pictures. 1. on, in, under Look at the ball. Where is the ball? Its on the box.(图画出示on ,并领读，选两排同学排火车读。) What about this ball? Where is the ball? Its in the box. (图画出示in ,并领读，选两排同学共同读。) Look at this ball. Where is the ball? Its under the box. .(图画出示under ,并领读，选两排同学共同读。)（设计意图：采用动画变换球的不同位置，吸引学生注意力，激发学生好奇心。变化各种单词读法，让全体学生都能牢固掌握单词读音。）2. 边做边说Take out your hand. Follow me to act. “on, in, under; under, in, on”(边做手势边说)Then show it to your partner.（设计意图：让全班学生动手动脑，积极参与进来，让学生借助动作掌握单词含义。）3. 抢答Say out as quickly as possible. If you know, stand up and say out as quickly as you can. （出示幻灯片，让学生猜单词。）（设计意图：借助图片，整体记忆单词，将三个单词放在一起，区别记忆。）4. desk, chairLook at me. Whats this? It a desk.Touch your desks softly, and say “desk, desk, its my desk.”.What about this one? Whats this? Its a chair. Follow me, “chair, chair, its my chair.”.（设计意图：利用学生熟悉的课桌、椅子教授单词，拉近学生与课本的距离，让学生感受到知识就在我们身边。）5. 学习位置短语Lets find out these things.Where is the apple? Its on the desk.Where is the pencil? Its in the desk.Where is the pencil-box? Its under the desk.Where is the book? Its on the chair.Where is the ruler? Its under the chair.6. 学习位置句型。Lets look at Zip, he wants to find his ruler.Where is the ruler? Its under the chair.7 Play a game This is my ruler. But I cant find it. Can you complete the sentences? Where is the ruler? Its in the desk. (设计意图：利用游戏，引出和练习句型，让学生在玩中学，对单词和句型都有一个很好的掌握。)三、 Consolidation and expansion1. Do pair workDo you have a ruler or pen? Take out your ruler and pen, and practice the conversation in pairs. Then show it in public.(设计意图：同桌两人共同编造对话，既练习了句型，又增强了学生互帮互助的意识。)Look at the pictures and say out the sentences.（边说边板书）（设计意图：借助图片，整体记忆单词，将五个单词放在一起，区别记忆。）2. Lets do.Look here, look at Chen Jie. Its her foot. Whats she doing? Can you do it like her? Who wants to show us the action? Can you read it for us? Great, lets follow him.由师生对话，引出“Put your foot under your chair.”同理，引出其它三句。3. Lets chantListen and try to follow it.Then, stand up. Lets act together.（设计意图：让学生先利用动作来感知句型，然后跟唱，边做动作边说句型，在做中学。）四、 Sum up1、 Today, we learned some new words and sentences. Follow me ,lets chant together.2、 This class, we use so many school things, we should arrange our own things and develop good living habits.(设计意图：适时对学生进行思想引导，提醒学生要养成良好的生活习惯。)五、 限时训练限时训练一、看图，判断对（）错（）。（ ）1. A: Where is the book? B: Its under the desk.( )2. A: Where is the eraser? B: Its on the desk.( )3. A: Where is the bag? B: Its on the desk。 二、看图，用 on , in, under填空.1. Put your foot your chair. 2. Put your h