i want to learn to swim为什么加to

I want to learn _________swimming. I want to learn () art I want to learn more I want to learn.还是I want to learning,为什么? It's very i_____ to work hard.I want to learn another l_____.I want to go aboard. I want to learn 快、急 I want to learn English well? 小学英语作文《I want to learn 》 I want to learn about art. I want to learn about animals I want to learn english,病句吗 I want to learn tennis和I want to learn to play tennis.哪个更准确 i want to learn to swim为什么加to 一道英语题按首字母填空:I want to learn English better,It's a_____language.I want to learn English better,It's a_____language.能填什么? Because I think it's useful.I want to learn English[ ].补全对话 i want to improve my English and i s--- learn English harder. I want to learn to sing.I think ( ) I want _______ robots.A.to learn about B.to learn for C.learn about