Problem: How does the sentence end?

At the doctor's office, Ian asked Nelson to open their mouth and say "ahh"; 
Answer: Ian determined it was laryngitis.

Problem: How does the sentence end?

Ryan was better at male modeling compared to Matthew, so 
Answer: Ryan helped him improve his skills.

Problem: How does the sentence end?

Matthew was effective at verbal communication while Brett was quiet, so 
Answer: Matthew was a good public speaker.

Problem: How does the sentence end?

The doctor advised making small changes to the diet instead of large changes all at once. The 
Answer:
large changes would be too hard to stick with.