The video tutorial from the 'Sounds American' channel focuses on the American vowel sound /ɔ/, as in 'on'. It provides a detailed guide on how to pronounce this sound by focusing on jaw, lips, and tongue positions. The tutorial includes practice sessions with words and highlights the various spellings of the /ɔ/ sound, such as 'o', 'au', 'a', 'al', 'aw', 'ou', and 'oa'. The video aims to help viewers avoid common mispronunciations and improve their pronunciation skills.

Which of the following words contains the /ɔ/ sound?

• Run

• Saw

• Cat

• Dog

What is the phonetic symbol used for the /ɔ/ sound?

• /a/

• /u/

• /o/

• /ɔ/

What is the key focus area when pronouncing the /ɔ/ sound?

• Nasal tone

• Jaw, lips, and tongue position

• Breathing technique

• Vocal cord tension

To pronounce the /ɔ/ sound, how should your mouth be positioned?

• Tightly shut

• Wide open

• Slightly open

• Closed

During the practice session, what is the first step to start pronouncing a word?

• Write the word down

• Listen to the word

• Read the word silently

• Wait for a sound prompt

Which letter combination is NOT used to represent the /ɔ/ sound?

• aw

• ie

• oa

• au

In what percentage of cases is the /ɔ/ sound represented by the letter 'o'?

• 10%

• 30%

• 50%

• 70%

Which of the following words uses 'al' to represent the /ɔ/ sound?

• Fall

• Ball

• Call

• Tall

Which word uses 'ou' to represent the /ɔ/ sound?

• Caught

• Thought

• Bought

• Fought

What is the main purpose of the video tutorial?

• To teach grammar

• To explain the /ɔ/ sound

• To discuss American culture

• To learn new vocabulary