单项选择题A.one has been admitted to a designated courseB.one has been in Britain for three years before a course beginsC.one has attended a higher-education course for two years with a grantD.one has to participate in some examinations which are highly competitive
A.one has been admitted to a designated course
B.one has been in Britain for three years before a course begins
C.one has attended a higher-education course for two years with a grant
D.one has to participate in some examinations which are highly competitive