A. Near a subway station. B. In the downtown. C. Near a hotel. D. In the suburbs.
A. To get a higher salary. B. To improve his skills. C. To work fewer hours. D. To have better opportunities.
A) For two years. B) For three years . C) For five years. D) For six years.
A) A professor. B) Amanager. C) A designer. D) An engineer.
A. MRTSLK=2,且MPL/ MPK=2 B. MRTSLK=1/2,且MPK/ MPL=2 C. MRTSLK=1/2,且MPL/ MPK=2 D. MRTSLK=2,且MPK/ MPL=2