不能直译，参考如下：
Why do they go to the park?
百度教育团队【海纳百川团】为您解答，若帮了您，记得采纳哦-,0
what do they go to park for? 我相信是这个 参考一下
What do they do in the park?
what they gonna do in the park?
what they are going to do in the park?
内容全部来源于网络收集，如有侵权，请联系网站删除：QQ：24596024