![Mostpeoplewillansweraringingphone.Usuallyyoudon’tknowwh...]( "Mostpeoplewillansweraringingphone.Usuallyyoudon’tknowwh...")
- 問題詳情：Mostpeoplewillansweraringingphone.Usuallyyoudon’tknowwhoisphoningorhowurgenttheirbusinessis,soaringingphoneisdifficulttoignore.Inoneexperiment,aresearcherwrotedownthenumbersofseveralpublicphonesinstationsandairports.Thenhecalledthenumbers.So...
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