"Wouldn't you like to go meet Missus Trotter once before we leave?"

VOA: special.2010.04.24

And please sign in, by the way, guys, before you leave.

顺便说一下，同学们在离开之前请签名。

耶鲁公开课 - 1945年后的美国小说课程节选

Please make sure you drop your library card at the front desk before you leave.

请确保在离开时，把图书卡放在前台。

have to 实战 - SpeakingMax英语口语达人

These are the basic theoretical structures that you incidentally need for the problem set, ... the first problem set. The first problem set-- I guess you've--you can turn in your first problem set here before you leave because it was due today.

这些是基础的理论框架,你会在做习题的时候用到它们，第一道练习。。。第一次练习是-,第一次练习作业的截止日期是今天,所以你们在今天在离开前把作业交上来。

耶鲁公开课 - 金融市场课程节选

You can tell your partner that you must finish this project before you leave.

你可以告诉你的伙伴，你走之前必须完成这个项目。

Must 课堂 - SpeakingMax英语口语达人

All right, a couple of closing points before we leave this, things I would like you to remember.

好了，我们讲完之前再总结一下，我希望你们能记住的要点。

麻省理工公开课 - 计算机科学及编程导论课程节选

Maybe you should leave before it gets too dark, so that you don't have to walk too far.

也许你该在天黑之前就动身回去了，这样你就不用走那么远了。

How long实战 - SpeakingMax英语口语达人