In the summer months, the terrible desert heat slowed the work but did not stop it.

VOA: special.2009.08.12

They are just encouraging each other and I stop doing before work in morning, the paper pencil kind of activity because I saw them going right to the computer, and I say,hey, they're learning more from than when they are just from the revision.

他们在相互鼓励,我现在不用在早上，做那些纸和铅笔的活动了,因为我看到他们径直走到电脑那，我想，他们能从那学到的,比从复习中学到的要多。

麻省理工公开课 - 媒体、教育、市场课程节选

"One should work on this and stop sleeping." Russia has also suffered a serious brain drain since 1991, the report says.

VOA: standard.2010.02.03

In the Czech Republic, the president said he laid out a strategy to work with Russia and other nations to stop the proliferation of nuclear weapons.

VOA: standard.2009.04.11

"He is an imam and I am a rabbi and we are both simply teachers humble before God,' "Hopefully,helping others to stop along the way, so that we can find out how strong we really are when we simply work together."

VOA: standard.2009.10.19