A recent investigation by scientists at the US Geological Survey shows that strange animal behaviour might help (i) _______ future earthquakes. Investigators found such (ii) _______ about ten kilometres from where a fairly recent earthquake took place. Some birds made strange sounds and flew about wildly; dogs barked and ran around (iii) _______. Scientists believe that animals can sense these environmental changes as early as several days before (iv) _______ disaster. In 1976, after observing animal behaviour, the Chinese scientists were able to predict a (v) _______ earthquake. Although hundreds of thousands of people were killed, the government was able to evacuate millions of other people and thus keep the death toll al a lower level.
(ii)______
Hãy suy nghĩ và trả lời câu hỏi trước khi xem đáp án
Lời giải:
Báo saiĐáp án A. Occurrence (n): sự kiện, sự cổ
Các đáp án còn lại: destination (n): điểm đến problem (n): vấn đề concern (n): mối quan tâm