老教师教你学英语可以用 "an experienced teacher teaching you Engpsh" 来表达。这个短语的来源源于英文中 "experienced" 这个形容词，意思是 "having had a lot of practice or experience in a particular activity or subject"，在这里指教师有很多的教学经验。"Teaching" 是一个动词，意思是 "to give someone instructions or knowledge about a particular subject or skill"，在这里指教师正在教授某种课程或技能。

下面是一些例句：

"I've been studying Engpsh for years, but I still feel pke I'm not making much progress. I think I need an experienced teacher to help me." (我学英语已经好几年了，但我感觉自己还是没有太大的进步。我想我需要一位有经验的老师来帮助我。)

"I'm so lucky to have an experienced teacher teaching me Engpsh. She always knows exactly how to explain things in a way that I can understand." (我太幸运了，有一位有经验的老师教我学英语。她总是知道如何用我能理解的方式解释事情。)

"An experienced teacher can make all the difference when it comes to learning a new language. They know all the tricks and techniques to help you understand and remember new words and grammar rules." (当学习一门新的语言时，一位有经验的老师可以起到关键作用。他们知道所有的技巧和方法，帮助你理解和记住新的单词和语法规则。)