牛津英语（上海版）3A Unit 2 shopping
Period 2 shapes
一、主要新授内容(MAIN NEW CONTENTS )
Look and learn: circle, square, triangle, star,
Ask and answer: What shape is this? It is …
二、学习目标(LEARNING OBJEICTIVES)
1. 学生能辨认出身边及所购物品的形状;
2. 学生能运用What shape is this? It is…的句式进行提问并做出正确的回答。
三、重点：掌握circle, square, triangle, star, 及What shape is this?自由流利地在模拟情景中运用英语进行交际。
难点：square/triangle的发音，灵活自如地编演对话、运用语言。
四、教学准备 多媒体课件、情景图、句型条、白纸。
五、教学教程
1．Warming up
Sing a chant.
2. Present and practice: square
由chant引出: What do you like to eat? S: I like to eat …
T: I like to eat bread.（take out a piece of square bread.）
Present : square. What shape is this?
Pair works: What shape is this? It’s a square.
讨论正方形食物。
3. Present and practice: triangle
将正方形对折，问：What shape is this? Present: triangle
出示课件：How many triangles can you see?
4. Present and practice :star
T再将三角形折成五角星，引出：star. 提示学生唱已学过chant: A yellow star.
并将其简笔画出。
5．Present and practice :circle
由简笔画引出：circle.让学生说生活中圆形物品及食物。
6．Consolidation
1. 学生分别在白纸上画一种形状，并遮住。请一名学生问：What shape is this？
其余学生猜。
2.创编歌谣：Square and triangle, square and triangle, say hello. Star and circle, star and circle. Let’s go.
3..出示情景图，完成对话并表演。