It is imperative______ what to do when there is a lire. A. that everyone know B. he must know about C. that he knew D. we knew

It is imperative______ what to do when there is a lire.

A. that everyone know
B. he must know about
C. that he knew
D. we knew

Trả lời

Đáp án: A

Giải thích: Cấu trúc giả định: It is imperative (that) + S + Vinf

Dịch: Điều cấp bách là mọi người biết làm gì khi xảy ra hỏa hoạn.