WE ARE TOO LATE. THE PLANE ...OFF TEN MINUTES AGO.A. HAD BEEN WORK...

30 BAI TRAC NGHIEM VOI KEYS FOR 9 P

Nội dung
Đáp án tham khảo

39. We are too late. The plane ...off ten minutes ago.

A. had been working B. worked

C. have been working D. had worked

A. took B. has taken C. had taken D. was taken