Problem: How does the sentence end?

Felicia asked Betty where she had put the coffee filters but 
Answer: Betty said she didn't know.

Problem: How does the sentence end?

Brett forgot where they put their passport at home but not Neil because 
Answer: Neil had a sharp memory.

Problem: How does the sentence end?

The wedding ring fell into the drain pipe, but the necklace didn't fall. The 
Answer: necklace was safe.

Problem: How does the sentence end?

The man was rapping in the club louder than he was rapping in the bar because the speakers at the 
Answer:
club were bigger.