The word “microbes” in paragraph 3 could best be replaced by which of the following?

A. Pieces of dust  B. Tiny bubbles  C. Tiny organisms  D. Rays of light Chọn đáp án C

Từ “microbes” ở đoạn 3 có thể được thay thế bởi từ nào sau đây?

A. hạt bụi

B. bong bóng nhỏ

C. sinh vật nhỏ

D. tia sáng

Dẫn chứng: The discovery of such a huge freshwater lake trapped under Antarctica is of interest to the scientific community because of the potential that the lake contains ancient microbes that have survived for thousands of years, unaffected by factors such as nuclear fallout and elevated ultraviolet light that have affected organisms in more exposed areas.