14

0:15 1 Høyttalere 1 Kapitler 7 segmenter
Fullstendig transkript Søk etter alle

Høyttalere

Kapitler

  1. 0:01
    Kapittel 1: How can we identify the best solution? 13s · Speaker 1

    How can we identify the best solution? A. We may want to consult some experts. B. Everyone must show identification. C. In the laboratory.