Offering one's seat to elderly people on buses has become a hot topic of discussion.

在公交车上给老人让座已经成为讨论的热门话题。

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For example, Russian, French, and Spanish persons may use silence to show agreement between parties about the topic under discussion.

例如，俄罗斯人、法国人和西班牙人可能会用沉默来表示双方对正在讨论的话题达成一致。

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Students are normally expected to prepare work in advance for seminars and tutorials and this can take the form of researching a topic for discussion, by writing essays or by solving problems.

学生通常需要提前为研讨会和辅导课准备工作，这可以采取研究讨论主题、写论文或解决问题的形式。

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President Bush's "surge" of troops is likely to be a topic for discussion during Mullen's confirmation hearing.

NPR: Joint Chiefs Nominee Expects More Results in Iraq

Here in the hallways of the Pentagon it pretty much remains the topic of discussion.

CNN: Starr: Rumsfeld criticism 'extraordinary'

For every presentation, your topic and discussion points must be relevant for the audience.

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