Regrettably, the embedded audio in the pdf for “General” American 101 ran on Adobe Flash, which ceased to be supported on December 31st, 2020, and so those clips will no longer play directly in the pdfs, as originally intended. All of the audio clips can now be found on this page.

Here are a few examples of native speakers of American English pronouncing /r/ sounds:

NURSE, lettER → ɘ˞

RUN → ‘molar’ /r/

BREATH → θ

BREATHE → ð

FLEECE → i

KIT → ɪ

GOOSE→ ü ~ ɨ̞̯u

FOOT → ʊ

TRAP, BATH → æ

TRAM → [æ̽ə̯]

STRUT → ʌ̈

LOT, SPA → ɑ

FACE → ëɪ̯

GOAT → ɤ̹̈ʊ