The Obama administration is engagedin a review of U.S.strategy in Afghanistan, and worries on the left about the U.S.getting militarily bogged down will be part of the broader political debate in Washington.

VOA: standard.2009.09.28

Just to review, here's where we left off.

回顾一下，我们上节课就讲到这里。

耶鲁公开课 - 心理学导论课程节选