Rewrite the following sentences, using “USED TO” or “DIDN’T USED TO”

I, Rewrite the following sentences, using “USED TO” or “DIDN’T USED TO”
 

17. Jim was my best friend, but we aren't friends any more.

18. When he was younger, my uncle was a national swimming champion.

19.  I eat ice-cream now, but I disliked eating it when I was a child.

20. I quite like classical music now, although I wasn't keen on it when I was younger.

21. Mary always went swimming after school last year,

22. She usually wore uniform when she was a student.

23. I don’t normally have coffee for breakfast.

24. When I was a child we lived in Bristol.

25. Lan usually walked pass the mosque on her way to primary school.