It's my turn to do sth 这里的to do sth 作哪种不定式?

to do sth

网络 告诉某人做某事; 不能帮助做某事; 做某事怎么样; 例如; 忘记去做某事;

[例句]Persuade sb to agree to sth or to do sth which he first opposed.

说服某人同意或做其原先反对的事。