It was not when he talked to her that he knew the truth.

It was not when he talked to her that he knew the truth.

A. was not

B. when

C. talked to

D. knew the truth
Xem đáp án
B là đáp án đúng
Lời giải:
when => until
Giải thích: cấu trúc it + be + not until + that mệnh đề: không….cho đến tận khi….