Problem: How does the sentence end?

William's convertible outlasted Michael's convertible because 
Answer: Michael was careless in his treatment of the car.

Problem: How does the sentence end?

Outdoor exercise was important for Leslie but not to Jason. 
Answer: Jason always tried to get vitamin D from a supplement.

Problem: How does the sentence end?

Kevin worried about some hidden meanings when he received a compliment from Robert, but 
Answer: Robert looked genuine.

Problem: How does the sentence end?

Eating fry jacks was a favorite for Kenneth but not William because 
Answer:
William didn't grow up eating them regularly.