House Speaker Nancy Pelosi says many Democrats remain committed to a sweeping reform plan that would expand health insurance coverage to millions of Americans who currently do not have it.

VOA: standard.2009.09.04

Do not plan to leave town until your finals are over.

不要计划离开小镇，直到期末考试结束。

麻省理工公开课 - 固态化学导论课程节选

Do not plan to leave town until your finals are over.

不要计划离开小镇，直到期末考试结束。

麻省理工公开课 - 固态化学导论课程节选