Problem: How does the sentence end?

Brett gave Kyle the mop and told them to mop the floor, because
Answer: Kyle usually did less work.

Problem: How does the sentence end?

Angela was less talkative now than Katrina but
Answer: Angela was actually less shy in school.

Problem: How does the sentence end?

Brett had a lot more scars on his body than Jason because
Answer: Brett was in a lot of street fights.

Problem: How does the sentence end?

Donald asked Steven to cook the hamburgers and hotdogs because
Answer:
Steven was experienced with the grill.