Final answer:
The correct form of gustar to use in this sentence is gustan.
Step-by-step explanation:
The correct form of gustar to use in this sentence is gustan. When talking about liking or disliking multiple things or people, we use the plural form of gustar, which is gustan. In this case, the subject is 'te los conciertos', where 'te' is the indirect object pronoun meaning 'to you' and 'los conciertos' is the plural noun 'the concerts'. Therefore, the correct form is 'Te gustan los conciertos' which translates to 'You like the concerts'.
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