Problem: How does the sentence end?

The behavior of Adam was a lot worse than Steven because 
Answer: Adam had a very bad childhood.

Problem: How does the sentence end?

Amy had to sit out the softball game today even though Tanya got to play because 
Answer: Amy has a sprained wrist.

Problem: How does the sentence end?

Joel was always tired anymore and Nelson offered to help because 
Answer: Joel needed a good exercise program.

Problem: How does the sentence end?

At the wedding, Aaron made Steven recite his vows during the ceremony. 
Answer:
Aaron was the priest.