Chinese phrase
提交语言是〜吗？ tí jiāo yǔ yán shì 〜 ma
Meaning
Is the submission in ___?
When to use it
Asks whether a submission is in a certain language. It is a neutral question used to check the language of written work.
Example dialogue
老师，提交语言是中文吗？ lǎo shī tí jiāo yǔ yán shì zhōng wén ma
Excuse me, is the submission in Chinese?
不是，请用英文提交。 bú shì qǐng yòng yīng wén tí jiāo
No, please submit it in English.