问题
选择题
Two middleaged passengers fell into the sea. _____, neither of them could swim.[ ]
A. In fact
B. Luckily
C. Naturally
D. Unfortunately
答案
答案：D
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Two middleaged passengers fell into the sea. _____, neither of them could swim.[ ]
A. In fact
B. Luckily
C. Naturally
D. Unfortunately
答案：D