They are d___how to go to the city park?

They are discussing how to go to the city park
【原文翻译】
他们正在讨论怎样去城市公园
【辅助翻译例句】
1. 他们在讨论怎样分红利。
They are discussing how to whack up the profits.
2. 你的话离我们正在讨论的话题太远。
Your words wandered too far from our subject being discussed.
3. 他们正在开会讨论那些小工厂合并。
They were having a meeting to discuss that those small factories tie up.
4. 他们正讨论建立一座新的国家公园的计划。
They are discussing a project to establish a new national park.
5. 我们正在讨论实际问题，看这计划将是否真行得通。
We are coming down to brass and see if the plan will really work.

They are do how to go to the city park???

discussing
意思是讨论!
句子意为：他们正在讨论怎样去城市公园