Problem: How does the sentence end?

Kyle thought the dog was stinky while Leslie seemed to not mind because 
Answer: Kyle has a sensitive nose.

Problem: How does the sentence end?

The decorator removed the lamp, but left the fan in the room, because the 
Answer: fan was a permanent fixture.

Problem: How does the sentence end?

Brett spent less money on the birthday gift than Nick because 
Answer: Nick was better acquainted with the recipient.

Problem: How does the sentence end?

Eric gave Craig ideas for writing original twin sentences, as 
Answer:
Eric had a seemingly inexhaustible imagination.