—I as a cashier for 10 straight years, but I never had a sense of achievement.
—Is that why you set up your own business?
A. worked
B. have been working
C. would work
D. have worked
网友回答
(答案→)A. worked
B. have been working
C. would work
D. have worked
解析：考查时态。根据答语可知，work as a cashier发生在过去，用一般过去时态。注意：不能受思维定势—现在完成时与时间段连用的影响。