“不随地吐痰”是一句我们每个人都熟悉的口号,但一年来,当笔者在北京的多个社区以“迎绿色奥运,从细节做起”为题做讲座时,却发现:几乎所有的社区干部与居民都无法回答“有痰应当怎样吐?”这一 “Spit everywhere” is a slogan familiar to all of us, but in the past year, when I lectured on various topics in various communities in Beijing in order to “meet the green Olympics and start with the details,” Found: Almost all community officials and residents are unable to answer “What should sputum sputum?”