Problem: How does the sentence end?

Jason had a story written about him in a magazine unlike Dennis because 
Answer: Dennis was a normal guy.

Problem: How does the sentence end?

Ryan's fish tank looks really clean, and Nelson's looks really dirty because 
Answer: Nelson cleans rarely.

Problem: How does the sentence end?

Christine needed to go the doctor because she was pregnant. Kayla offered to drive her because 
Answer: Kayla had a car.

Problem: How does the sentence end?

Jeffrey took care of Kevin everyday while his leg injury healed because 
Answer:
Jeffrey was a care giver.