1．
Read and answer. 阅读对话，回答问题。
Alice: Where is my skirt?
Mike: What colour is it?
Alice: Blue.
Mike: Is this your skirt, Alice?
Alice: Yes, it is.Thank you.
Dad: Where is my T-shirt?
Mike: Is that your T-shirt, Dad?
Dad: No, it isn't.
Mike: Whose is it?
Mom: It's my T-shirt.
1. What colour is Alice's skirt?
2. Whose T-shirt is this?
3. Do you have a skirt?
4. What colour is your skirt?