Problem: How does the sentence end?

Elena trusted Natalie with all of their secrets, but
Answer: Elena didn't realize they were a gossip.

Problem: How does the sentence end?

Wanting to help, Jennifer explained the hair care rountie she followed to Angela, because
Answer: Angela had damaged hair.

Problem: How does the sentence end?

Joseph did their home renovations their self but not Michael because
Answer: Joseph had extensive experience as a contractor.

Problem: How does the sentence end?

Dating was difficult for Monica but not Cynthia,
Answer:
Monica as was very shy and reserved around strangers.