How to Pronounce the Idiom: 'Rule of Thumb' American English

The video tutorial explains the concept of a 'rule of thumb' as a practical guideline rather than a precise scientific rule. It uses the example of not eating past 10 PM to illustrate this. The tutorial then delves into the pronunciation of the phrase 'rule of thumb', breaking down each word and sound. It covers the R and OU sounds in 'rule', the dark L sound, and the schwa sound in 'of'. The tutorial also discusses how the TH sound in 'thumb' is unvoiced, affecting the preceding sounds, and notes that the B in 'thumb' is silent.

What is a 'rule of thumb' primarily based on?

• Exact scientific measurements

• Practical experience

• Mathematical calculations

• Historical data

Which part of the mouth is involved in forming the R sound in 'rule'?

• The lips

• The back of the tongue

• The teeth

• The tip of the tongue

What is the position of the lips when pronouncing the OU sound in 'rule'?

• In a circular shape

• Flat and relaxed

• Tightly closed

• Wide open

How is the word 'of' typically pronounced in the phrase 'rule of thumb'?

• With a silent V sound

• With a quick schwa sound

• With a strong F sound

• With a strong V sound

Why might the V sound in 'rule of thumb' be pronounced more like an F?

• Because the V sound is silent

• Because the V sound is voiced

• Because the TH sound is unvoiced

• Because the TH sound is voiced