.Three-fourths of the buildings .A. was destroyedB. is destroyedC. were destroyedD. has be

问题补充：

.Three-fourths of the buildings .

A. was destroyed

B. is destroyed

C. were destroyed

D. has been destroyed

答案：

A. was destroyed

B. is destroyed

(答案→)C. were destroyed

D. has been destroyed

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