T: Why are they there？What are they doing?

S: Because they're playing hide-and-seek.

Now look, listen and say.

【设计意图】让学生看图，根据看到的图片上的信息回答问，既激活在一单元里学习的语言，并引入今天的话题继续询问原因并能回答，还为本课接下来的学习做好铺垫。

（二）任务呈现和课文学习Task presentation and text learning (10分钟)

1. 交代任务：今天我们要继续学习用why 和because 询问事情的原因并回答原因。学习之后能够在日常生活中运用所学知识。发挥想象力续写小故事。

2. 出示课题Why are you wearing a hat?（板书句子）

让学生自由发挥回答Because it's hot/windy.

3. Watch the CD-ROM and answer the questions.（PPT出示问题）

(1)Why is Lingling wearing a hat?

(Because it's going to be hot.）

(2)What's the weather like now?

(It's windy now.)

4. Read the dialogue and answer the questions. (PPT)

(1) Why is the boy wearing a raincoat?

(Because it's going to rain.)

(2) Why is Sam wearing a T-shirt?

(Because he's going to play basketball.)

(3) Why is Amy wearing a dress?

(Because she's going to the theatre.)

【设计意图】活动2的内容简单，所以以最大化发挥学生自主学习能力的形式来引导学生进行学习，把对话以文本的形式出现，让学生自主阅读回答问题并小组合作探究，找出答案，在此过程中充分培养了学生的阅读理解能力。

5. Listen and repeat the dialogue.