There is only a monkey in the tree
长在树上的用 on 例如苹果
在树上呆着的用 in 例如 鸟
There is only one monkey in the tree.
猴子不是长在树上,介词用in。
这里可加just或only,两个意思一样。
即:There is only/just a monkey in the tree.
There is only one monkey on the tree.
there only a monkey on the tree