ADMICRO

Choose one word or phrase marked A, B, C, or D that best complete the preceding sentence:

Nobody yet knew what____________ to cause the dam to burst, but the residents of the area organized quickly to protect life and property against the rising floods.

Hãy suy nghĩ và trả lời câu hỏi trước khi xem đáp án

ZUNIA12
ZUNIA9
AANETWORK