"The challenge right now is that our emergency pre-positioned supplies were running quite low because the response in West Java was in progress still and that quake had just happened a few weeks ago,"

VOA: standard.2009.10.01

So realize the support structure is now in place and in progress so do just let us know at help@cs50.net if you have questions that can't be addressed during office hours.

所以请意识到支撑结构已经出来了，并且正在进行,如果需要帮助，如果在课堂时间有任何不懂的问题,请在help@cs50，net上面给我,留言。

哈佛公开课 - 计算机科学课程节选

"We now need for the public and the media to recognize the progress and to join us in this fight which is not limited to government but has taken root in all of the society."

VOA: standard.2009.08.14

"We discussed climate change extensively and all of us agreed that it was imperative for us to redouble our efforts in the weeks between now and the Copenhagen meeting to assure that we create a framework for progress in dealing with what is a potential ecologic disaster,"

VOA: standard.2009.11.03