问题
选择题
— How long have you retired,Grandpa?
— Well, four years. But you know, I _____ for Courtaulds for over forty years.[ ]
A. have worked
B. worked
C. had worked
D. work
答案
答案：B
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— How long have you retired,Grandpa?
— Well, four years. But you know, I _____ for Courtaulds for over forty years.[ ]
A. have worked
B. worked
C. had worked
D. work
答案：B