2--Have you brought your student card?

1--I didn't know you have student tickets so I left them in my bag.

2--In that case．you have to buy two full fare tickets.

1--Here is the money.

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注解：

1.student card学生证

2.In that case在那时候  

3.full fare全票价

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译文：

1--早上好，我想买两张票。

2--带学生证了吗？

1--我不知道你们还实学生票，所以我把它落包里了。

2--那么您只能买两张全价票了。

1--给你钱。