用适当的句子补全对话
Eric: Good afternoon, Lily!
Lily: , Eric!
Eric: Oh, Lily, this is my sister Alice. Alice, this is my friend Lily.
Alice: , Lily.
Lily: Nice to meet you, too. Are those your brothers?
Eric: . They are my cousins.
Lily: ?
Eric: He's my uncle Bob.
Lily: Oh, I see. Well, have a good day!
Eric: ! You, too. Bye!