Problem: How does the sentence end?

Dennis was a cat person but Neil was a dog person. 
Answer: Neil bought a cute puppy.

Problem: How does the sentence end?

Erin but not Rachel was looked at funny because 
Answer: Rachel did not have a huge eyebrow piercing.

Problem: How does the sentence end?

The tool is not capable of turning the bolt without twisting because the 
Answer: tool is weak.

Problem: How does the sentence end?

The cat of Jessica had worms but not the cat of Kayla so the cat of 
Answer:
Jessica had weight fluctuations.