请问learn to do 和learn doing 的区别
请问learn to do 和learn doing 的区别
learn to do和learn doing有什么区别
请问:learn to do 和learn doing 有什么区别?分别在什么情况下使用?
learn to do与learn doing的区别,并举例说明
我想知道 learn to do sth.和learn doing sth 的用法和区别
learn to do sth. 和learn sth. 的区别
learn doing / to do
请问learn to do sth.是否等于learn doing sth.
learn to do 和learn doing哪个对
learn to 和learn from的区别
7.learn to do 还是learn doing
learn 用法learn doing sth 这种用法有没有?急用,learn to do sth 和learn do