ticket stub造句

1、I'd better hold on to my ticket stub in case they won't let me in.
我最好还是自己拿着票根吧，以防他们不让我进来。

2、I better hold onto my ticket stub in case you get in before I get back.
我最好拿着我的票根，以防你在我回来之前就进场了。

3、In addition, should the economy class ticket stub be collected from him?
同时是不是要把他的经济舱的票根收回？

4、Show your ticket stub at the entrance.
在入口处出示你的票根。