该干什么 不该干什么
“...what you should and shouldn't do.”
THE DIALOGUE REEL
最最重要的是
“Most importantly...”
该 干什么 不该 干什么
“...what you should and shouldn't do.”
我相信你
“I trust...”
Direct spoken expression in this communicative setting.
Knowing what one should and should not do reflects social maturity and respect for interpersonal boundaries in Chinese culture.
LEARNING CHUNKS & PARTICLES
what one should do
Used idiomatically in paired contrast with '不该干什么' to denote having a clear sense of propriety and duty.