Problem: How does the sentence end?

Although Mary was a faster typist than Felicia,
Answer: Felicia had a easy time navigating the new keyboard.

Problem: How does the sentence end?

The sushi rotted on the counter unless it was put in the cooler, as the
Answer: counter exposed it to contamination.

Problem: How does the sentence end?

It was employee appreciation day so Laura bought coffee for Carrie.
Answer: Laura thought it would show appreciation.

Problem: How does the sentence end?

Kevin took very difficult courses in university not like Ian, because
Answer:
Kevin was studying engineering.