读一读下面的对话，再和你的小伙伴把它表演出来吧！
Dog: Hi, Mr. Pig. Where are you going?
Pig: To the market.
Dog: Why?
Pig: I want to buy some vegetables. Where are you going?
Dog: To the clothes shop.
Pig: Why?
Dog: I want to buy a sweater for my mum.
Pig: What's your mother's favourite colour?
Dog: My mum likes yellow.
Pig: My mum likes yellow, too. Oh, I don't want to buy some vegetables now. I want to
buy a scarf for my mum. May I come with you?
Dog: Sure! Let's go to the clothes shop together.
Pig: OK!
