1.没有devote to doing sth的短语,只有devote sb/sth to doing sth的短语.
2.该短语如果变成被动,即：sb/sth be devoted to doing sth.
3.如：He devoted himself to teaching English.
= He was devoted to teaching English.
再如：He devoted all his life to teaching English.
= All his life was devoted to teachinig English.