单选题 A series of rifle shots disturbed the {{U}}tranquility{{/U}} of the camp grounds.
  • A. solidarity
  • B. peacefulness
  • C. equanimity
  • D. propinquity
【正确答案】 B
【答案解析】[解析] tranquility意思是“宁静，平静”，与peacefulness(平静，和平)意思相近。solidarity团结；equanimity镇定；propinquity接近。