of,from,in和on的用法,说句型,

of .的a book of mine
名词所有格a leave of the tree
from从.时间from morning till night
地点from Shanghai to Guangzhou
固定短语come from,be from
in在.里a light in the room
on在.上面There is a book on the desk.
.长在树上面也用on The big apple is on the tree.
在固定短语中具体分析