go play为什么不是go to play?

go play为什么不是go to play? Can you go out to play football now?为什么这里用to play We want to go outside to play. 改错Let's to go to play Mom ,can I go out ( ) A.play B.to play 改错I go to play computer game go out to play的意思是什么 Why not _____(go)to play soccer I,out,play,to,go,can't GO DJ play my ONE SIDE PLAY GO ()go and play there?