Complex sentence: As a RIC undergraduate, Macomber was president of the freshman and sophomore classes, was elected President of the Student Senate in his junior year, and as a senior was the first student to be named to the College Council.
Split into simpler sentences: As a RIC undergraduate, Macomber was president of the freshman and sophomore classes. He was elected President of the Student Senate in his junior year, and as a senior was the first student to be named to the College Council.