问题
选择题
______ in the mountains for a week, the two students were finally saved by the local police. [ ]
A. Having lost
B. Lost
C. Being lost
D. Losing
答案
答案：B
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______ in the mountains for a week, the two students were finally saved by the local police. [ ]
A. Having lost
B. Lost
C. Being lost
D. Losing
答案：B