【题目】There is a peaceful and calmin the country, quite different from that of a big city.
A.climate
B.atmosphere
C.system
D.situation

【答案】B
【解析】句意: 乡镇的氛围平和且安静, 和大城市完全不一样。climate气候; atmosphere氛围; system系统; situation处境。所以选B。