老师：hello boys and girls i m niebo from Beijing 朝阳 experimental premise school im so happy to meet you here again， welcome to my class。同学们大家好，我是来自北京市朝阳区实验小学的英语教师聂博。很高兴你们再次来到我的课堂。
老师：well， today were going to talk about how to live a low carbon life。
老师：现在，就请跟随我一起进入第三单元第二课，关于低碳生活的学习 at the beginning of the。
老师：Class, let's review what we have Learned in last lesson. 1St, let's play a guessing game. Could you guess what words they are? The first one is protect. The second one is, later. The third one is, stop. The last one is, clean. Great job.
老师：Now please look at this picture. What special day is? It? Is World Earth Day. What have we Learned about it in last lesson? Let's review. Please read after the video.
学生：Mom, what's the date today? It's April 22nd. It's World Earth Day. What's it.
学生：For? It tells people to protect the environment.
学生：What can we do then? Well, that's easy. How does your dad go to work every day? By car. Maybe he can go by bus or by subway.
学生：Alright, I'll try. And we should stop using plastic bags. Yes, let's. And Guo Guo.
学生：Don't litter in public places. Sure, mom, I never do.
学生：Good girl. Now look around and answer my question. What do we need to keep the lawn clean and tidy?
学生：I think we need more trash cans by the roadside. Bingo.
老师：So when is World Earth Day? On April the 22nd. What is it for? It tells people to protect the environment. Then how do we protect environment in our daily life? Let's have a look. We can go to school by bus, subway or on foot. We can't later in public places. We should stop using plastic bags. Let's plant more trees, keep off the grass and use green energy. Do you know what we can do to protect the environment? And school. Let's learn. Look, where are they? What are they doing? Yes, maybe they're at school and want to print their homework. So what are they talking about? What are they doing? Let's have a look.
学生：Let's print your homework first. Yang, Yang. Thank you. But wait a minute. Can I print on both sides of the paper, please? Okay. I always print that way. It's a good way to save paper and to save trees. Yes. Let's leave a low carbon life. What does that mean? Well, for example, don't leave the water running when you are brushing your teeth. And also remember to turn off the TV when you aren't watching. You're right.
老师：What are they talking about? They are talking about how to live a low carbon life. What are they doing? They are printing their homework. In order to protect the environment, we need to live a low carbon life. Now let's go and see whether our friends Linlin and Yang Yang know how to live a low carbon life.
学生：Let's print your homework first. Yang Yang. Thank you. But wait a minute. Can I print on both sides of the paper, please? Oka
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