题目内容：

补全对话。

根据下面的对话情景，在每个空白处填上一个适当的句子，使对话的意义连贯、完整。

A：Hi, Alice. Would you like to help save the environment?

B: I’d love to. But I don’t know what to do.

A: First, you can start by turning off the lights.

B: 1.. I’ll do it from now on. What’s next?

A: Well, 2.?

B: Yes, I can .I can ride a bike to school every day.

A: So second, ride a bike or walk. 3. . The traffic is too heavy.

B: I think so. What else?

A: Third, you can save water.

B: 4.?

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: 5..