Respuesta :
Hi there!
For this sentence to make it sound the most accurate and proper we need to fill in the blank with the word Hace
In english this sentence can be translated into
I have Been Studying For about five days for the Exam
Hope This Has Helped
There are different options that may be used to give sense to the sentence:
Van cinco días que estudio para el examen.
I have studied 5 days for my exam.
Hace cinco días que estudio para el examen.
I have studied for my exam for five days.
Desde hace cinco días que estudio para el examen.
I have studied for my exam for five days.
He contado 5 días que estudio para el examen.
I´ve counted 5 days since I started studying for my exam.
All of them meaning that someone has studied for 5 days for the exam.