202. Police reported that a man had been helping them with their investigation.
A. Police reported that a man had been being helped with their investigation by them.
B. Police was reported that they had been being helped with their investigation by a man.
C. Police reported that they had been helped with their investigation by a man.
D. Police reported that their investigation had been being helped by a man.
VIII. Hãy xác định một câu có phần gạch dưới cần được sửa lại cho đúng:
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