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问题: 英语单选

______ in the coal mine for three days,the miners were finally saved by the firefighters
A.Having been buried
B.burying
C.To be buried
D.Having buried
请详细解答,谢谢

解答:

选A
[1]现在分词结构的独立结构做状语,其实际主语就是主句的主语。
[2]For 3 days --- 完成时态
[3]miners被埋在煤矿里面,被动语态

综上,只能够选A
被困在矿井里面3天后,矿工们最终被消防人员解救出来。