Problem: How does the sentence end?

So
Answer: Monica was quite confident about the exam that's coming because Samantha forgot to study and Monica didn't.

Problem: How does the sentence end?

It is easier for Craig to say I'm sorry than for Derrick to say it because
Answer: Derrick doesn't know a lot about friendship.

Problem: How does the sentence end?

Robert thinks the iPad is great tool for work but Justin does not.
Answer: Justin didn't buy the latest version of the iPad when it went on sale.

Problem: How does the sentence end?

Finding information on the internet suited Patricia more than Jessica because
Answer:
Patricia was younger and used the internet more.