Problem: How does the sentence end?

Michael thought Craig had turned into a werewolf when
Answer: Craig intentionally made a shadow that looked like an upright wolf.

Problem: How does the sentence end?

The credit card of Joseph was frozen, so he calls Adam at the bank because
Answer: Joseph is a customer.

Problem: How does the sentence end?

Aaron made some cinnamon rolls for Samuel's birthday because
Answer: Aaron wanted to give a birthday present.

Problem: How does the sentence end?

Megan enjoyed summer while Felicia did not.
Answer:
Megan spent much time at the beach.