learn doing sth or learn to do sth

learn doing sth or learn to do sth learn doing sth or learn to do sth 到底是learn to do sth还是learn doing sth 请问learn to do sth.是否等于learn doing sth. 是learn to do sth 还是learn doing sth 快 有没有learn sth doing的用法 有没有learn doing sth?有learn doing sth?这个词组吗?如果有那么learn to do sth和learn doing sth怎么分呢? 有learn doing 等于learn to do sth learn doing sth from sb.的疑问是learn doing sth from sb 还是learn to do sth from sb? 是learn to sth还是learn sth (learn English or learn to English) learn+to do sth 还是 doing sthlearn to do sth 还是 doing sth learn 用法learn doing sth 这种用法有没有?急用,learn to do sth 和learn doing sth 有什么区别？ give up to do sth or give up doing sth? 英语语法 either sd .or sd doing sth还是什么 sth learn to do sth,还是learn doing sth如上,讲情语法 我想知道 learn to do sth.和learn doing sth 的用法和区别 it is my frist time to do sth / or doing sth/or do sth? doing sth or doing sth 作主语 谓语动词用单数还是复数