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Pronunciation Guide
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Listen to native speakers pronounce “quack” as a verb in real conversational contexts with synchronized timestamps and subtitles.
-- zombie. She could have been just a machine behaving as though she was sentient and intelligent, but I -- I tend to use theprinciple of ducks. If it walks and quacks and swims and flies like a duck, it probably is a duck.And now we're quite happy to accept that creatures like this -- this person was sitting on the other side of me on the plane from Seattle.