Final answer:
The question is about conjugating a Spanish verb to match the subject 'tú', and the correct conjugation is 'trabajas'
Step-by-step explanation:
The subject of the question is Spanish.
To conjugate the verb 'trabajar' in the sentence 'Tú (trabajar) en una escuela, ¿no?' to match the subject 'tú', we need to use the second person singular form of the verb which is 'trabajas'.
The full sentence after conjugating the verb correctly is 'Tú trabajas en una escuela, ¿no?'
Learn more about Conjugating Spanish verbs