My programa de televisión favorito de niño era The Simpsons. Era mi programa de televisión favorito porque me divertía y entretenía.
I answered as I would answered hope it helps.
I believe is iba cause is past tense and your talking about your family not you aswell
By reading the sentence I would put
A mi maestro le gusta escribir en la pizarra.
But, there are many adjectives in Spanish that would suit this sentence. Tell me if this is what you need, if not let me know....
