learn和study 加doing 还是to do

learn和study 加doing 还是to do learn后面是加doing还是to do? study to do还是study doing 7.learn to do 还是learn doing Study的用法 study to do 还是study doing learn+to do sth 还是 doing sth learn to do sth,还是learn doing sth learn doing / to do used to和be use to 加do还是doing 英语哟~study to do 和study doing 的区别 hope加doing还是加to do except加doing 还是加to do