摘要： in thought completely, he didn’t even know what was going on. A. Losing B. Lost C. Having lost D. Having been lost
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_____ in thought completely, he didn’t even know what was going on.
A. Losing B. Lost C. Having lost D. Having been lost
查看习题详情和答案>>_____ in thought completely, he didn’t even know what was going on.
A. Losing B. Lost C. Having lost D. Having been lost
查看习题详情和答案>>_____ in thought completely, he didn’t even know what was going on.
A. Losing B. Lost C. Having lost D. Having been lost
查看习题详情和答案>>