Fundamentals Having hit what seemed to be a dead end, Zhang was approached by Tang Bochang, an English teacher at Shanghai's Hainan Middle School who hoped that Zhang could show him how to apply his four principles to English-language pedagogy.
就在山窮水盡疑無路時，上海海南中學的英語老師唐伯昌找到張思中，希望張思中收他為徒，把十六字外語法移植到英語教學上。