Problem: How does the sentence end?

The remodeled kitchen was given an innovative modular layout during the construction work because the 
Answer: layout was fun.

Problem: How does the sentence end?

Leslie got a much higher grade on the exam than Dennis because 
Answer: Leslie spent a long time studying.

Problem: How does the sentence end?

Benjamin was always wearing very elaborate and fashionable makeup but Brian did not because 
Answer: Brian did not enjoy being stylish.

Problem: How does the sentence end?

Because Monica gave a gift to Carrie, 
Answer:
Monica was written a thank you letter for the gift.