角色介绍：
A：英语教师
B：学生

请续写他们的对话内容。B: Good morning, teacher. I am ready to learn.A: Great, today we are going to discuss the topic of climate change. Have you heard of it before?B: Yes, we have learned about it in our geography class.A: Excellent. Can you share with me what you have learned?B: I know that it's caused by human activities and it leads to extreme weather conditions.A: That's correct. Do you know what we can do to help prevent climate change?B:
I think we can reduce our carbon footprint by driving less and using renewable energy sources.A: That's a great suggestion. Keep in mind that every little action counts, so let's do our part in protecting the environment.