That leaves just four. I want to see the last one fall before it gets dark.Then I'll go,too."

VOA: special.2009.08.01

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