题目内容
The coal miners in the coal mine for 10 hours before we came to their rescue.
A.had trapped B.had been trapping
C.had been trapped D.would have been trapped
C
解析:
略
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题目内容
The coal miners in the coal mine for 10 hours before we came to their rescue.
A.had trapped B.had been trapping
C.had been trapped D.would have been trapped
C
略