单项选择题
A. a cleaner B. a head of department C. a student D. a lecturer E. a receptionist F. the proprietor G. an agent H. the technician
A．the companies pay more attention to money B．the companies care more about production C．the companies hae great emphasis on finished products D．the companies don’t know what to do
A．for example B．as a result C．since D．although