科举制度是隋朝创制，唐代全面确立的选官制度。()

A. 精准扶贫
B. 房地产调控
C. 三去一降一补

A. people should learn to avoid regret
B. regret is no longer a negative emotion
C. though negative, regret is of value to people
D. regret can help people find the problems