learn to do sth. 和learn sth. 的区别

learn to do sth. 和learn sth. 的区别 learn sth from sb Learn to do sth 造句learn sth from sb和learn to do sth 用这两个句型造句 learn to do sth造句 learn to do sth.造句 我想知道 learn to do sth.和learn doing sth 的用法和区别 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? 到底是learn to do sth还是learn doing sth learn doing sth or learn to do sth 请问learn to do sth.是否等于learn doing sth. learn doing sth or learn to do sth 是learn to do sth 还是learn doing sth 快 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？ 用learn to do sth和learn from sb各造两个句子 learn to do sth from sb 意思 有learn doing 等于learn to do sth 英语翻译learn to do sth learn about sth learn from sb learn+to do sth 还是 doing sthlearn to do sth 还是 doing sth 关于learn的用法learn的用法是learn to do sth,为什么书上还说learn how to do sth,不是应该为learn to how to do