Problem: How does the sentence end?

The worker moved the cardboard from the truck to the storeroom until the
Answer: truck was empty.

Problem: How does the sentence end?

Matthew was a good student in high school, but Ryan was not, because
Answer: Ryan partied hard on weekends.

Problem: How does the sentence end?

Betty asked Maria to buy her some popcorn at the movies because
Answer: Betty had no money.

Problem: How does the sentence end?

Erin thought clutter made a home look unattractive but Felicia did not.
Answer:
Erin kept their home clutter free.