NOT UNTIL I RECEIVED THE LETTER OF ANNOUNCEMENT, _______. A. I COU...

19. - Đề thi Olympic 24/03/2021 môn Tiếng Anh 11 sở GD&ĐT Quảng Nam -
Lớp 11 Tiếng Anh Đề thi Olympic 24/03/2021 môn Tiếng Anh 11 sở GD&ĐT Quảng Nam -
19. Not until I received the letter of announcement, _______. A. I could recognize how bad the situation was B. could I recognize how bad was the situation C. how bad the situation was I recognized D. did I recognize how bad the situation was