Problem: How does the sentence end?

Neil was an awesome costume designer but Matthew was not. 
Answer: Neil won a prize at the Halloween party.

Problem: How does the sentence end?

Dennis would never include Brian in their social gatherings, because 
Answer: Dennis tended to be an exclusive person.

Problem: How does the sentence end?

Kyle thought the temperature was too warm while William thought it was too cold, so 
Answer: Kyle turned the heat down.

Problem: How does the sentence end?

Emily is showing Megan the appropriate method to prune flowers because 
Answer:
Emily is a professional gardener.