He will goes to the park to walk.哪儿有错?（急!）

He will goes to the park to walk.哪儿有错?（急!）
He will goes to the park to walk.哪儿有错?（急!）

He will goes to the park to walk.哪儿有错?（急!）
will是情态动词,无人称和数的变化,其后接动词的原形,所以goes改为go.

goes 应是go will+动词原形