27. You must be superior to me in this field, because you ________ here for over ten years and have great
reputation among our clients.
(A) were working
(B) had worked
(C)had been working
(D) have been working
詳解 (共 2 筆)
未解鎖
從過去一段時間持續到現在仍然繼續->...
未解鎖
You must be superior...
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