Problem: How does the sentence end?

Brian was cheating Kenneth at poker because 
Answer: Brian loved to push the boundaries of what is acceptable.

Problem: How does the sentence end?

The car was able to go over the curb better than the bike, because the 
Answer: car had gripping tires.

Problem: How does the sentence end?

Samantha gave Mary vocal lessons for the upcoming school concert because 
Answer: Mary had untapped vocals.

Problem: How does the sentence end?

Kevin went wine tasting and asked Justin to come along but 
Answer:
Justin liked to make it a personal event.