单项选择题
A．Those who know how to program computers. B．Those who get special aid from their teachers. C．Those who are very hardworking. D．Those who have well-educated parents.
A. Online privacy. B. Police ethics. C. Family education. D. Traffic security.
A. She will do her best if the job is worth doing. B. She prefers a life of continued exploration. C. She will stick to the job if the pay is good. D. She doesn’t think much of job-hopping.