關於文法...厲害的人 請幫我解惑呀!!! - 自學

Arrested the leader of the banking scandal , the police announced an end to the investigation.
A

這題文法改錯 正確答案是 "Having arrested"
為什麼不是To arrest ????

可以幫我解答一下嗎??
感激不盡^^

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