Studies have shown that over time, most humans need eight to eight and a half hours of sleep for the best health.

VOA: special.2009.08.26

Most colleges have a writing center where they can get free individual help with their work.

VOA: special.2009.04.30

Most devices used for home heating have a way to expel the gas from the home.

VOA: special.2010.02.02

But most have been reported in Mexico and, to a much lesser extent,the United States.

VOA: special.2009.05.06

Most American colleges and universities have a similar office that helps international students.

VOA: special.2009.03.19

"But most of the people on Twitter that I see are actually trying to have a substantive discussion a real conversation about topics that are interesting to them.

VOA: special.2009.09.14

Most countries have laws that make forced labor a serious crime.

VOA: special.2009.06.08

"I think most of the violence that we have seen from extreme right-wing groups has been of a more, if you will,casual,street variety targeted against demonstrations by immigrant groups or simple attacks on immigrants."

VOA: special.2011.07.30

The races which would suffer most under a literacy test would be those with which the English-speaking people have never united, and who are most different from the great majority of the people of the United States."

VOA: special.2010.05.20

"This settlement is historic not only because it's the most money taxpayers have ever recovered from a drug company, but also because it includes the most comprehensive corporate integrity agreement that a drug company has ever signed in the United States."

VOA: special.2009.09.11

However,most agencies can't afford those. You have to have a hangar, it costs quite a bit for maintenance and fuel."

VOA: standard.2010.01.01

Most hospitals have re-opened. A small strike by some junior doctors at three state hospitals ended after Mr.Tsvangirai spoke to them.

VOA: standard.2009.09.15

A plan promoted by host Canada will have the most advanced countries cut their budget deficits in half by 2013.

VOA: standard.2010.06.27

Chinese tires make up and most are lower-end tires that retailers may have a hard time buying elsewhere.

VOA: standard.2009.09.14