孰

shú néng dāng zhī

孰能当之？

Who is worthy of such responsibility?

shú shì shú fēi

孰是孰非？

Which is right and which is wrong?

shú qīng shú zhòng

孰轻孰重

Which one is more important?

shú néng wú guò

孰能无过。

Humans are fallible.

shú bù kě rěn

孰不可忍？

What is there that cannot be toleranted?