补全对话
Lily：hello Lucy：Hello ,1 2 Lucy.May I 3 4 ,Lily,please?Lily:This is Lily 5 .Lucy:6 are you?Lily：fine,thank you.And you?Lucy:I'm fine.But There's something wrong 7 my comeputer.Can you help me.Lily:sure.How 8 Sunday evrring?Lucy:Ok.See you then.