What's the problem with it? 它有什么问题？
A:May I help you ,miss?
B:I want to return this blue T-shirt and get my money back.
A:What's the problem with it?
B:There are several small holes in it.I'm afraid I can't wear it.
A:Have you brought the receipt with you?
B:Yes,here it is.
A:I am so sorry that you can't return it because you bought it on sale.
B:But I can't wear it at all.It is quite clear that it's not my fault.
A:The promotion is still going on in our mall.You can exchange it.