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I got to the office earlier that day,_____the 7:30 train from Paddington为什么选D而不选C(为了要)A caught B to have caught C to caught D having caught

题目详情
I got to the office earlier that day,_____the 7:30 train from Paddington为什么选D而不选C(为了要)
A caught B to have caught C to caught D having caught
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答案和解析
请注意时态,I got to明显是过去式,说明已经发生了,那么也一定已经乘上了7:30的那班车.所以用完成式表示原因.