12．The journey and the stay are by definition outside the normal places of residence and work, and are of short-term and temporary nature, and there is a clear intention to return home within a relatively short period of time.
13．The limited investments that are made in training workers are also much more narrowly focused on the specific skills necessary to do the next job rather than on the basic background skills that make it possible to absorb new technologies.
14．We have tried to isolate some of the key factors that govern service quality, and offer examples of organizations that manage service well and of some that manage it poorly.
15．Human beings have distinguished themselves from other animals, and in doing so ensured their survival, by the ability to observe and understand their environment and then either to adapt to that environment or to control and adapt it to their own needs.liuxuepaper.com