Para poder estudiar en esa universidad tan costosa, yo ________ solicitar una beca.
Answer : Para poder estudiar en esa universidad tan costosa, yo necesito solicitar una beca.
Translation : In order to study at that expensive university, I need to apply for a scholarship.
Explanation : In Spanish, the verb "necesitar", means that there is a need to do something. Since the subject in this sentence is "yo", which is the first, singular person, the verb has to be conjugated in this form. Yo necesito.