“你怎么去的公园？”的英语表述及回答方式：
“How did you go to the park?”
回答可以有多种方式，例如：
1. “I went to the park by bike. ”（我骑自行车去的公园。）
2. “I took a bus to the park. ”（我乘公交车去的公园。）
3. “I walked to the park. ”（我步行去的公园。）
4. “I went there by car. ”（我坐汽车去的那儿（公园）。）
如果想要更详细的回答，还可以补充一些信息，比如：
“I went to the park by bike. It was a pleasant ride and I enjoyed the scenery along the way. ”（我骑自行车去的公园。这是一次愉快的骑行，我沿途欣赏了风景。）
或者
“I took a bus to the park. The bus was crowded but I still managed to reach the park safely. ”（我乘公交车去的公园。公交车很拥挤，但我还是安全到达了公园。）
