A：how
B：who
C：cow
①竞争压力大，端正择业观
②只要能挣钱，干啥都不嫌
③劳动有分工，职业无贵贱
④顺应新时代，创业赢未来
— Food safety has become a social focus now.
— That's why laws are made to crimes on food.
