. ---- How long at this job?
---- Since 1990.
A. were you employed
B. have you been employed
C. had you been employed
D. will you be employed
网友回答
A. were you employed
(答案→)B. have you been employed
C. had you been employed
D. will you be employed
解析：考查时态语态。跟答语从1990年开始可知上文是完成时态，you是雇佣的对象，故用被动语态，选B。
句意：