Here are a few "sounds" you can try to practise. Use Audacity to record yourself
TH (tongue under your top front teeth)
- There were 300 people at the ceremony
- This book deals with the murder of a psychopath
- This is a hot air balloon
H (open you mouth wide and "close" your throat) + link words together to avoid adding extra "h"
- I hate having nothing to do!
- Harry Potter is a hero for many children
- How often is he ill?
- He has all the bad habits of a heroin addict
- There was a heavy atmosphere in the room when he entered
- The book's happy ending was highly predictable!
- who wrote this thriller?
- You can cry me a river, cause I cried a river over you!