国家语言的英文单词有哪些

　　I am studying Chinese.

　　我正在学中文。

　　I heard a very angry man talking in German.

　　我听到一个怒不可遏的人说着德语。

　　Is English an official language in your country?

　　英语在你们国家是官方语言吗？

　　Most of the students of our class take Japanese as an elective course.

　　我们班大部分同学选修日语。

　　There will be a test of both oral and written French.

　　将有一次法语口试和笔试。