英语都有哪些语法和重要短语

tell sb。to do sth。decide to do sth。make up one's mind to do sth。ask sb。to do sth。it's time to do sth。thanks for doing sth。enjoy doing sth。have fun (in) doing sth。be good at doing sth。do well in doing sth。be busy doing sth。what (how) about doing sth。there be + doingspend (in) doing sth。practice doing sth。find sb。doing sth。mind doing sth。let sb。to do sth。情态动词 + dowhy not do sth。why don't you do sth。make sb。do sth。help (to) do sth。love to do / doing sth。teach sb。to do sth。/ teach doing sth。stop doing / to do sth。remember doing / to do sth。forget doing / to do sth。watch (see、hear) do / doing sth。