单项选择题A．a strokeB．cancerC．high blood pressureD．a heart disease

单项选择题A．suburbB．downtownC．centerD．north end

单项选择题A．All media people try to be objective.B．All people have some prejudice.C．Unlike radio and TV, newspapers are impersonal.D．People cannot avoid showing their bias.

填空题currency

填空题discharge