IF THEY _______ DOWN THAT OLD OPERA HOUSE, WE WOULD NOT HAVE ANY H...

21. - 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

21.

If they _______ down that old opera house, we would not have any historical architecture left in the city.

A. tear

B. tore

C. torn

D. were torn