을 모두

all

→ 을
phrase Uncommon #11,281
all 을 marks the preceding noun as the object of the verb; 모두 means “all.”
KO: 책을 모두 읽었어요.
EN: I read all the books.

저는 그날을 모두 기억해요

I remember everything about that day.

— 순응자 (1971)