fridge前面用in还是on

前面用介词in，例如：

1、Yeah， I remember when you were a kid you used to beg grossories down the road and put the food in fridge.我记得你小时候去弗伦路乞讨然后把食物放进冰箱

2、Put the meat in the fridge so it doesn't go bad.把肉放进冰箱里，免得坏了。

3、If there's any food left over， put it in the fridge.要是有剩下的饭菜，就放到冰箱里。