根据下面的对话情景，在每个空白处填上一个适当的句子，使对话的意思连贯、完整。
A: Hi, Alex. How are you doing today?
B: As busy as a bee. ___(1)___.
A: A project?
B: Yes. It’s my English homework.
A: Sounds interesting. ___(2)___?
B: It is about my great hometown.We are going to make an introduction to Henan. We hope people will get to know more about my hometown.
A: How special your homework is!
B: But I don’t know how to make it more creative. ___(3)___?
A: No problem. Please tell me what you are going to talk about in your project.
B: Hmm, let me see ... ___(4)___.
A: Great! Why not go to our school library to find more information?
B: Good idea. ___(5)___?
A: Sure, I’d love to. Let’s go.
We should be f to each other because we are brothers and sisters．
Throwing the litter h and there is a bad habit．
One t can′t make a forest， so we need teamwork．
Most Chinese think the color r is the symbol of good luck．
To live a low﹣carbon（低碳） life， we should t off the lights when we leave the room．