5. My brother doesn't serve in the army any longer. -> My brother used ...................... 6. Barbara is not as keen on travel as she used to be. -> Barbara used .................. 7. When he was young, he usually did morning exercise in the park. -> He used to............................. 8. The man often spent his holiday in the mountain when he was young. -> The man used to......................... 9. Before he had the car, he went to work by bike. -> Before he had the car, he used to..................... 10. When I was young, I usually get up early. -> I used to .......................