读写复习Unit 2 vocabulary1. Loss of appetite（食欲） can be a result of minor infection or health conditions such as coughs ,fever or indigestion.2. In societies where family lives are decisively centered upon the wage system ,it is not surprising that unemployment can have a destructive（破坏的） effect upon families .3.An advertising agency（代理） is a service business dedicated to creating, planning and handling advertising and sometimes other forms of promotion for its clients .4.Many processed（
