Conversion 1 15. A) Making a sales plan. B) Preparing an annual report. C) Doing a market survey. D) Writing a business letter. 16. A) It costs much less. B) It saves time. C) Most old people like it. D) Most young people like it. Conversion 2 17. A) He has got a summer job. B) He has lost his job. C) He has just visited a park. D) He has been to the beach. 18. A) A sales person. B) A tour guide. C) A manager assistant. D) A computer programmer. 19. A) Because the salary is too low. B) Because the company is too small. C) Because she has to travel abroad frequently. D) Because a tour guide has to work long hours. 请把SectionC的5道题答案填写到下面横线上