Open the brackets and put the verbs into Past Continuous. While the students (to study)...

Question

Open the brackets and put the verbs into Past Continuous.

While the students (to study) at the college their residence life (to become) a part
of their exiting college experience.

Answer 1

While the students were (потому что студенты - мн.ч.) studying at the college their residence life was (потому что жизнь - ед.ч.) becoming a part of their exiting college experience.

Answer 2

Were studying
was becoming