That question isn't Spanish.
Estas camisetas son grandes, pero aquellas son pequeñas.
¡Mucha suerte!
You simply use the present tense of the verb "haber" followed by the past participle of the main verb. Ex Siempre he preferido montar en bici que a caballo. Preferir is a stem-changing verb, but has regular past participle. .
Hope this helped
LA respuesta es 4
the answer is 4
Yes it is I speak space fluently