14
0:15
1 Сөйләүчеләр
1 Бөлүмнәр
7 сегментлар
Сөйләүчеләр
Бөлүмнәр
-
0:01Гыйбрәт 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.