题目内容

Why did the man get to sleep so late?点击开始播放听力音频mp3:{MP3:http://wximg.233.com/attached/media/20130825/20130825152754815481.mp3}回答下面的题目:How long was Dilys late?

A. He is doing some medicine research.
B. He talked with his friend.
C. He felt pain.

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When is this talk most likely to be given?点击开始播放听力音频mp3:{MP3:http://wximg.233.com/attached/media/20130825/20130825152754815481.mp3}回答下面的题目:How long was Dilys late?

A. During the first week of class.
B. During midterm week.
C. On the last day of class

丹参来自()科。

口令攻击的主要目的是()

A. 获取口令破坏系统
B. 获取口令进入系统
C. 仅获取口令没有用途

鉴权和安全模式属于()信令。

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