to为介词，后接名词、代词或doing形式，不可接动词原形

常见的含介词to的短语有: look forward to, pay attention to, lead to, get used to

1.devote …to… 献身于…，致力／专心于…

devote much time to sth. / doing sth. devote one’s life to … The scientist devoted his life to science career. I will devote all my love to teaching.