Problem: How does the sentence end?

So
Answer: Amy went to the hospital because Amy was sick while Mary was actually getting better.

Problem: How does the sentence end?

Lawrence always got nervous when they were around Adam, because
Answer: Adam tended to by mean.

Problem: How does the sentence end?

Liam liked cleaning his ears with solution instead of a qtip because the
Answer: solution was gentler.

Problem: How does the sentence end?

Rachel had a lot more in common with John than Samantha did because
Answer:
Rachel went to school with him.