时下，“承诺”一词颇为流行，许多单位纷纷提出若干具体的服务承诺，在社会上引起积极的反应，今人有耳目一新之感。然而，面对五花八门的服务承诺，人们不免有些疑虑，盖因有些承诺本是其应当承担的责任，如药店承诺不卖假药，生产车问承诺不出质量事故，职工承诺上班不迟到 Nowadays, the term “promise” is quite popular. Many organizations have come up with a number of specific service pledges to arouse a positive response in the community. Today, people have a fresh feeling. However, in the face of a wide range of service commitments, people can not help but have some doubts, because some of the commitment is due to its responsibility, such as pharmacies promised not to sell fake drugs, the production car promised not to quality accidents, promised not to work late workers