不用加to
teach sb. to do sth.教某人做某事。
2、teach sb. sth. 教某人某事。
3、teach oneself 自學。
擴展資料
teach sb to do sth 的基本用法 “教某人做某事”,如:
He promised to teach her to water-ski. 他答應教她滑水。
You can teach some parrots to talk. 可以教某些鸚鵡說話。
We should teach the children to know good from bad.
我們應教育兒童分辨是非。
Parents ought to teach their children to behave themselves.
父母應教導子女舉止得體。