根据课文内容补全对话。
Shopkeeper: Can I ____1____ you?
John: Yes. These shoes ____2____ nice. Can I ___3____ them on?
Size 6, please.
Shopkeeper: Of ____4____. ____5____ you are.
Mum: John, are they OK?
John: ____6_____, they’re too samll.
Mum: OK, Let’s try ____7____ 7.
John: They’re just ____8____!
Mum: Good!
1.___________ 2.___________ 3.___________ 4.___________
5.___________ 6.___________ 7.___________