2. 該短語如果指壹種語言現象本身，壹般是不可數名詞。
但是如果指“各種各樣不同的語言”時，則可以做可數名詞。
如：1）Many words that may be used in the written language are not suitable for use in the spoken language.
在許多書面語中的詞匯，用在口語裏是不合適的。
2）They have the right to use and develop their own spoken and written languages.
各民族公民都有使用和發展本民族語言文字（含口語和書面語）的權利。