外国人在泰国当警察:how oral english and written english will make you into an international citizen?

how oral english and written english will make you into an international citizen? how oral english and written english will make you into an international citizen? differences between oral english and written english how can i improve my oral english who can help me improve my oral and listening english? I want to know how many stages are in learning oral English. verbal english or oral english? 帮忙翻译成ORAL ENGLISH How can I learn English and maths well? How to say 一件衣服 and 按摩器 in English?