Problem: How does the sentence end?

Monica desperately needed a kidney transplant to live and luckily Tanya was willing to give theirs.
Answer: Monica was thankful.

Problem: How does the sentence end?

Lindsey's house was more exposed to the elements than Jennifer's because
Answer: Lindsey lived closer to mountain top.

Problem: How does the sentence end?

Megan was deathly afraid of lightning but Jennifer was not.
Answer: Megan didn't venture out in the thunderstorm.

Problem: How does the sentence end?

Christopher was more wealthy than Kenneth, so
Answer:
Kenneth started to worry about money, and retirement.