Final answer:
The appropriate form of the verb 'poder' to fill in the blank is 'pueda'
Step-by-step explanation:
The correct form of the verb poder to fill in the blank in the sentence 'No creo que yo ___ ir a la fiesta esta noche' is pueda. The verb poder means 'to be able to' in English and it is a modal verb that is used to express ability or possibility. In this sentence, it is used to express the possibility of going to the party.
Learn more about Verb conjugation in Spanish