Lingling: Let's print your homework first, Yangyang.
玲玲:让我们先打印你的家庭作业,阳阳。
Yangyang: Thank you! But, wait a minute.Can I print on both sides of the paper, please?
阳阳:谢谢你!但是,等一下。请问我可以在纸的两面都打印吗?
Lingling: OK.I always print that way.
玲玲:好的。我总是那样打印。
Yangyang: It's a good way to save paper, and to save trees.
阳阳:它是一种节约纸张和节约树木的好方法。
Lingling: Yes.Let's live a low-carbon life.
玲玲:是的。让我们过低碳生活吧。
Yangyang: What does that mean?
阳阳:那是什么意思?
Lingling: Well, for example, don't leave the water running when you're brushing your teeth.
玲玲:嗯,举个例子,当你刷牙的时候,不要让水一直流。
Yangyang: And also remember to turn off the TV when you aren't watching.
阳阳:还有当你不看(电视)的时候,记得关闭电视机。
Lingling: You're right.
玲玲:你是对的。