Final answer:
The subject of the question is English at the High School level, focusing on sentence structure and verb usage.
Explanation:
The subject of this question is English, and the grade level is High School.
In the given sentence, the subject is 'you'. The action verb is 'go', and the question word 'When' indicates a specific time.
An example of a complete sentence based on this question would be: 'When do you go to a football match?'
Learn more about English language and grammar here:
https://brainly.com/question/49852943
