There is a bird ( ) the tree.是用on 还是用in

用in
in the tree 和on the tree 都是在树上
in the tree 是不是树上结的东西 The bird is in the tree
on the tree 是树上结的 There are lots of apples on the tree
树上结的东西都是圆的多 所以就用on on单词里 o 是圆的 就这样记吧