◎ 题干
—The Mars-500 test will take about 520 days.
—________ I hope it goes well.

[     ]

A. It's a pleasure.
B. Good luck!
C. That's OK.
D. Congratulations!
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“—The Mars-500 test will take about 520 days.—________ I hope it goes well. [ ]A. It's a pleasure. B. Good luck! C. That's OK. D. Congratulations! …”主要考查了你对  【日常用语、谚语】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。