Problem: How does the sentence end?

The movie became his obsession, leaving him to abandon the book, because the 
Answer: book was just so boring.

Problem: How does the sentence end?

The man thought that cough syrups helped with fevers more than pills. So, he thinks 
Answer: pills are untrustworthy.

Problem: How does the sentence end?

Dennis was a very talented singer unlike Ryan because 
Answer: Dennis wanted to be a musician for a living.

Problem: How does the sentence end?

Bobby passed his quiz but not his test because he only studied for the 
Answer:
quiz beforehand.