Problem: How does the sentence end?

Ryan witnessed Donald was attacked by someone on the street, so
Answer: Donald got testimony from him at the court.

Problem: How does the sentence end?

Legal terms baffle Rachel, while they are easy for Cynthia to comprehend.
Answer: Rachel is a baker.

Problem: How does the sentence end?

He stayed in the living room while sick, and avoided the bedroom, because the
Answer: living room was closest to the bathroom.

Problem: How does the sentence end?

The heavy weight was too much for Ryan , while Aaron lifted it with ease, since
Answer:
Aaron had trained properly.