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能够根据人称正确运用be动词的过去式。
多媒体课件、学生的照片、课堂奖励小贴片。
Step1. Warm-up
1.Free talk..
教学意图： 教师热情地和学生打招呼问好，拉近师生距离，营造轻松活跃的课堂氛围。
2. Sharp eyes.
3. Look at the pictures and answer: What is he/she like ?
教学意图：通过游戏及看图问答复习有关描述人物外貌的词和句子。
4.Enjoy a song 《Look at my family photo》and answer: what’s the song about ?(It’s about a family photo . )
教学意图：通过关于家庭照片的歌曲，自然引入有关讨论照片中人物变化的主题。
Step2. Presentation
Look, listen and say
(1)Show a picture and introduce it
Look at my family photo ,guess which one is me ?
I was 15 years old .I was short then .But I am tall now .My parents were young then .(板书)
设计意图：通过出示教师自己的家庭照，教师描述自己以前的特征，引出句子“I was …. My parents were….”
（2）Show a picture and ask questions :who are they ?(they are Steven and Lingling .)What are they talking about ?(They are talking about Lingling’s family photo .)How many pepple are there in Lingling’s family ?
设计意图：通过图片及问题引入对话。
（3）Listen and answer the questions .
What was Lingling like then ? How old was Lingling?
设计意图：听音回答问题，初步感知文本。
（4）Read and answer .
What were Lingling’s parents like then ? Where were they ?
设计意图：读对话回答问题，深入文本。
（5） Read follow the radio.
设计意图：模仿语音语调。
（6）Work in pairs ,read the dialog then act out the dialogs .
设计意图：通过练习，表演对话。
（7）Fill in the blanks ,then retell the dialog .
设计意图：通过对重点句子挖空，并复述对话，达到背诵对话的目的。