标签：职称英语考试真题,职称英语考试答案, 2017年职称英语考试试题及答案_职称英语卫生类A级模拟试题库(5),
22、
Warm People Likely to Keep Cold at Bay
Staying positive2 through the cold season could be your best defense against getting iii, new study findings suggest. is an experiment that exposed healthy volunteers to a cold or fluvirus3, researchers found that people with a generally sunny disposition4 were less likely to fall ill.