20.儿童票
Traveler: Good morning.l'd like to buy tickets to Paris.
游客：早上好。我想买去巴黎的机票。
Officer: How many of you?
工作人员：你们几个人呢？
Traveler: Four.Two adults and two chddren.ls there any discount?
游客：4个，2个大人2个小孩。是不是有折扣呢？
Officer: Yes.Babies under six months are free of charge.We ofter 50% discount to children under 7.How old are your children?
工作人员：有的。 6个月以下的婴儿免费，7岁以下的儿童半价。您的孩子多大了？
Traveler: One is 4 months and the other is years old.
游客：一个4个月大，另一个6岁了。
Officer: Altogether you have to pay $800.
工作人员：你们一共付800美元。