IF THE BUS TO THE AIRPORT ___________SO LATE, WE'D HAVE CAUGHT THE...

33. - 25 DE THI HOC KI 1 MON TIENG ANH LOP 12 CO DAP AN
25 DE THI HOC KI 1 MON TIENG ANH LOP 12 CO DAP AN

33.

If the bus to the airport ___________so late, we'd have caught the plane.

A. weren't

B. hadn't been

C. haven't been

D. wouldn't be