Problem: How does the sentence end?

Kayla was the owner of a small business but Samantha was not so 
Answer: Kayla was able to hire for a job at the business.

Problem: How does the sentence end?

I took my cat to a vet the cat was given drugs for a cold but the 
Answer: cold was too strong.

Problem: How does the sentence end?

Jeffrey tried to scrub the stain out of the wood with a cloth, but the 
Answer: cloth was just too soft.

Problem: How does the sentence end?

Laura asked Elena to help put new brake pads on her car because 
Answer:
Elena is a mechanic.