When Molly was a child she didn't like reading. Today she reads a novel a week.

She/not/used to/books
Answer:
Check
Arnold's grandfather was a successful businessman. Today he suffers from Alzheimer's disease.

He/used to / mentally active
Answer:

Eric is a student. When he lived with his parents he ate healthily but now he prefers hot-dogs, hamburgers and chocolate bars.

He/not/used to/junk food
Answer