He said,"It has been my decision since becoming a candidate to make no speeches.

VOA: special.2009.07.09

Because it has been said that each American soilder cost us one million dollars a year Ambassodor is so much cheaper.

有人说一个美国士兵每年要花费一百万美元,相比之下，大使是如此廉价。

普林斯顿公开课 - 国际座谈会课程节选

I don't know. Does anybody--It has been-- The colleague answered and said that it's not as effective as other methods.

我不是很清楚,有同事回答说,这种方法并不如其他方法有效

耶鲁公开课 - 心理学导论课程节选

During the next year,Gates said, it will be critical to show that progress has been made in the war in Afghanistan.

VOA: standard.2009.06.11

The president said there has been a lot of debate on health care reform, some of it highly emotional.

VOA: standard.2009.10.05

The International Atomic Energy Agency, which has been monitoring North Korean nuclear sites, said it had been informed that its inspectors were being expelled.

VOA: standard.2009.04.14

However,he acknowledged that the unemployment rate is the highest it has been in 25 years, and he said it will take time for the economy to turn around.

VOA: standard.2009.05.09

Brennan said it has long been an area of concern.

VOA: standard.2010.01.03