go shopping：购物
go to shop ： 去商店 ，不一定是买东西，可能是别的事情。
go to shop
1、I got him to go to the shop for me.
我叫他帮我到店里跑一趟。
2、I'm gonna go to her shop and threaten her.
我去店中吓唬她。
3、If you don't go to shop with it, or I am.
要是你不想拿它去买东西，就我去。
provided by jukuu
go shopping
1、I remarked that I would go shopping that afternoon
我说过我那天下午要去购物。
2、All you ever want to do is go shopping!
你想做的事就只是去购物！
3、We decided to write off the rest of the day and go shopping
我们决定取消当天其余日程去购物。