en_tn_lite_do_not_use/mat/20/22.md

You do not know

Here "you" is plural and refers to the mother and the sons.

Are you able

Here "you" is plural, but Jesus is only talking to the two sons.

drink the cup that I am about to drink

Alternate translation: "suffer what I am about to suffer"

They said

"The sons of Zebedee said" or "James and John said"