补全对话
根据对话内容，在空白处写出恰当的句子，使对话意思连贯完整。所写句子应与所给的标点符号一致。（共5个句子，每句1分，满分5分）
A：Hi, Alice. Would you like to help save the environment?
B: I’d love to. But I don’t know how to do it.
A: First you can start by turning off the lights.
B:                    . I’ll do it from now on. What’s next?
A:  Well,         ?
B:  Yes, I can. I ride a bike to school every day.
A:  So second, ride a bike or         . The traffic is too heavy.
B:  I think so. What else?
A:  Third, you can save water.
B:        ?
A:  That’s easy. Turn off the shower when you’re not using it.
B: . You are an environmental protector. I’ll learn from you! Thanks a lot.
A: