John Brennan says "he has heard enough" "Quite frankly, I am tiring of politicians using national security issues, such as terrorism, as a political football."

VOA: standard.2010.02.07

So the research I am going to share with you-- some of it is taken using the brain scans, other is self-evaluation.

我卢和大家讨论的各种研究-,有些使用大脑扫描，其他是自我评估。

哈佛公开课 - 幸福课课程节选

And when you reread this poem and you look at it in your discussion section, you may want to think about the tenses it sounds tedious but I am convinced that it's not tedious the tenses of the verbs that Milton's using.

当你重新读这首诗,并在讨论时再看它的时候，你可能会思考它的时态,这听起来很乏味，但我确信,弥尔顿用的动词的时态一点都不乏味。

耶鲁公开课 - 弥尔顿课程节选