Problem: How does the sentence end?

Matthew was explaining to Joseph how to properly build a fallout shelter.
Answer: Joseph was impressed.

Problem: How does the sentence end?

Angela complimented Laura on her beautiful smile as
Answer: Laura said her braces were removed recently.

Problem: How does the sentence end?

During the conversation, William told a secret about Jason, and
Answer: William was apologetic regarding his mistake.

Problem: How does the sentence end?

The cow stopped eating grass and started munching on grain, since the
Answer:
grain was tastier.