Problem: How does the sentence end?

Rebecca was so tired of being sick all the time they asked Erin for a remedy.  
Answer: Rebecca offered to pay whatever the cost.

Problem: How does the sentence end?

The book on lizards sold more copies than the one written on spiders. It's because the 
Answer: lizards book was written in an interesting style.

Problem: How does the sentence end?

My friend's handgun is in worse condition than my pistol because the 
Answer: pistol was left in a safe.

Problem: How does the sentence end?

The drinks that I had at that bar are better than the cocktails I have at home, because the 
Answer:
drinks are amazing.