Professor Tate finished his speech and then we left. => We until Professor Tate finished his speech. (leave)
Professor Tate finished his speech and then we left.
=> We _______________________ until Professor Tate finished his speech. (leave)
Professor Tate finished his speech and then we left.
=> We _______________________ until Professor Tate finished his speech. (leave)
Đáp án: didn’t leave
Giải thích: until + mệnh đề: cho đến tận khi...
Dịch: Chúng tôi không rời đi cho đến tận khi giáo sư Tate hoàn thành bài phát biểu.