1. Peter's too old to go skiing now, but he used to take part in skiing sport events.
2. John's given up smoking, but he used to be a heavy smoker....
3. Mary's very fat now, but she used to be slim when young.
4. Sally doesn't go out to work, but she used to worke like devil.
5. Roy's a rich man now, but he used to be a beggar.
6. I'm too old to dance, but I used to be a good balet dancer.