to怎么用啊。应该什么时候用？有些什么规则吗？有几种用法啊。？有几种意思啊？

to用法归纳
prep.向；对；到…为止；比；到，达
介词 prep. 到；向；往
word that shows where someone or something is going,etc.
· We walked to town.
我们走路进城。
· He leads us from victory to victory.
他领导我们从胜利走向胜利。
· Point to the blackboard.
指着黑板。
· That road leads to Beijing.
那条路通向北京。
· The peach is rotten to the core.
这个桃子烂到核里了。

介词 prep. （表示接受者）给
word that shows who is receiving something
· Please give the book to me.
请把书给我。
· I gave the candy to Mary.
我把糖果给了玛丽。

介词 prep. （表示几点差几分）到；缺
word that shows how many minutes before the hour
· It's ten minutes to six.
六点差十分。
· They fought to the last.
他们战斗到底。

介词 prep. 远至；直到
as far as; until
· I shall stay to the end of June.
我会一直待到六月底。
· She read the book from the beginning to the end.
这本书她从头到尾全都看了。

介词 prep. （表示地点）在；到
word that shows where
· He t