According to the passage, to what does the term “blue moon” refer? A.A moon with the color blue B.Cold nights causing the moon to appear blue C.The second full moon in one month D.Events that could never happen
Đáp án đúng: C Giải chi tiết:Đáp án là C. Ý trong bài: “Blue Moon” is a term that is used to describe the phenomenon of a second full moon occurring in one month.