How to Say "Are You Sure?" -- American English Pronunciation

The video tutorial focuses on the pronunciation of the phrase 'be sure', part of a sentence study series. It covers stress on syllables, tongue and lip movements, schwa and vowel reduction, and consonant sounds. The tutorial also explains pitch changes in questions and provides resources for further learning.

How does the pronunciation of 'sure' differ from the other sounds in the phrase?

What happens to the pitch of the voice at the end of the question 'are you sure'?