Problem: How does the sentence end?

Logan found Eric's never ending stories tiring, because 
Answer: Logan never stopped hearing them over and over.

Problem: How does the sentence end?

Lawrence was a better drummer than Michael because 
Answer: Lawrence wanted to become a professional drummer.

Problem: How does the sentence end?

Sarah gave valuable pre-natal advice to Elena since 
Answer: Elena had no experience with coping with pregnancy.

Problem: How does the sentence end?

Jane wanted to be a member of a book or gardening club. She opted for the 
Answer:
gardening as she loved growing food..