Problem: How does the sentence end?

Donald put the frame up on the wall for Adam because
Answer: Donald was tall enough to reach it.

Problem: How does the sentence end?

I poured cow's milk from the bottle into the cup until the
Answer: cup was full.

Problem: How does the sentence end?

Rewards could encourage the child to behave, while punishments made her worse, since the
Answer: rewards were so effective.

Problem: How does the sentence end?

Derrick was more likely to have an apple at lunch than Neil because
Answer:
Derrick liked to eat fruit.