19. (A) A director of a sales department. (B) A manager at a computer store. (C) A sales clerk at a shopping center.(D) An accountant of a computer firm.

23. (A) It will face challenges unprecedented in its history. (B) It is a resolute advocate of the antiglobal movement. (C) It is bound to regain its full glory of a hundred years ago. (D) It will be a major economic power by the mid21st century.