但是我们找不到语言表达用英语怎么表达？

It takes a long time to learn to speak a language well.

学会说好一种语言需要花很长的`时间。

The fashion at the time was for teaching mainly the written language.

那时教学时兴的主要是书面语。

A good dictionary is indispensable for learning a foreign language.

一本好词典是学习外语必备的。

I always found languages quite hard at school.

在学校读书时我总觉得语言很难学。

Is English an official language in your country?

英语在你们国家是官方语言吗？