Sure is pronounced SHOOR (IPA /ʃʊər/). Start with a 'sh' sound, then glide to 'oor' like in 'poor'.
IPA: /ʃʊər/
Syllables: SHOOR
Common ESL mistake: Learners say 'soor' using /s/ instead of /ʃ/.
Tip: Start with a 'sh' sound, then glide to 'oor' like in 'poor'.