Examples of use of used to
1. When we used to drive to town as kids, he always used to stop there, and say: You know, I used to eat here.
2. She used to regale me with tales of how it used to be in her days.
3. Enriched uranium is used to fuel nuclear reactors but can be used to make weapons.
4. We are used to horses; our forefathers used to defeat our enemies on horseback.
5. school once used to help children learn were recently used to help Afghans heal.