There is a big apple( )the tree and a naughty boy is( )it too.in；on/on；in

There is a big apple( )the tree and a naughty boy is( )it too.in；on/on；in
There is a big apple( )the tree and a naughty boy is( )it too.
in；on/on；in

There is a big apple( )the tree and a naughty boy is( )it too.in；on/on；in
on；in
on是长在.的意思、所以直接排除in；on

in；on 对
树上有苹果，但苹果在枝叶中，所以用in
男孩在树上的苹果上，可以是在苹果的上方，用on

ON IN

in；on
长在树上的用in
不是树本身的东西用on