on the tree与in the tree

on the tree与in the tree in the tree ,与on the tree区别 on \ in the tree on the tree 和 in the tree in the tree 和on the tree The apple is in the tree or on the tree? The cat is _____(in the tree/on the tree) on the tree和 in the tree有什么区别 apple是in the tree还是on the tree cat on the tree和in the tree的区别 in the tree 和on the tree 有什么区别? in the tree 和 on the tree 怎么用