单项选择题
Questions 10 to 12 are based on the conversation you have just heard.
A． Difficult but rewarding. B．Varied and interesting. C． Time-consuming and tiring. D．Demanding and frustrating.
A．He was kidnapped eight months ago. B．He failed in his negotiations with the Africans. C． He was assassinated in Central Africa. D．He lost lots of money in his African business.
A．she could obtain her MBA degree B．she could go as far as she wanted in life C．she was overshadowed by her white peers D．she was really an achiever as a student