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Forty miners were buried in the coal mine and they had to _____.

A. be dug into
B. be dug out
C. dig for
D. dig up
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科目：高中英語 來源：同步題 題型：單選題

Forty miners were buried in the coal mine and they had to _____.
[     ]
A. be dug into
B. be dug out
C. dig for
D. dig up

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