单项选择题
A. an exporter B. a reception C. a government official D. a cleaner E. a computer programmer F. a repairman G. a book-keeper
A. a client B. a creditor C. a chairperson D. a salesman E. an employee F. a traveler G. a driver H. a doctor
A．Good business sense. B．Good traffic and telecommunication services. C．Two kind of rents. D．Low living cost.