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Câu hỏi:
According to the passage, why isn't a blue whale lonely when it travels alone?
- A. Because most of other blue whales also travel alone.
- B. Because it can contact with others through their powerful voice.
- C. Because it shares the same feeding grounds with others.
- D. Because other blue whales will appear when it reaches the destination.
Lời giải tham khảo:
Đáp án đúng: B
Dẫn chứng: However, the blue whale has the most powerful voice in the animal kingdom and its low-frequency sounds can travel in deep water over hundreds, or even thousands, of miles. Under these circumstances, animals which may appear to us to be traveling alone may actually be in constant contact with one another.
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